2016年8月31日星期三

With the security printing carbonyl iron powder


Product Name: With the security printing carbonyl iron powder

Product Description: carbonyl iron has an onion-layer structure and high purity, uniform particle size distribution, active, good fluidity and easy to mix with other materials, the adhesion performance is good, strong identification and anti-counterfeiting ability, and also has a high capacity for absorbed radiation, prevention, so it can be added as a magnetic anti-counterfeiting materials to the printing ink, which are widely used in security printing.

Diamond synthesis material - nickel coated graphite powder

Product Name: Diamond synthesis material - nickel coated graphite powder

product Description:
Nickel coated graphite iron powder instead of an accelerator mixture with the graphite powder and can be used in diamond synthesis by overcoming the drawbacks effectively that the catalyst uniformly mix the powder and hard graphite, metal particles, and easily secrete after mixed. With the nickel-plated iron powder to remove the synthetic graphite piece product the metal continuity of graphite contact surface, easy to communicate when combing carbon atoms form at nucleation of the continuous metal film diamond, and contribute to the transformation diamond to improve the combination of synthetic diamond of high quality.
Mark
Brand
Ni%
Fe%
C
O
Notes
Nickel coated graphite powder
Ni10C
8-10
0
90
200
afterrestored, oxygen content50ppm
Iron graphite powder
Fe3oC
0
28-30
70
200
Nickel iron graphite powder
Ni10Fe3oC
8-10
28-30
60
200












SBA-16 for sale

Product name:SBA-16
Preparation Method
Hydrothermal Method
BET Surface Area (m2/g)
700-900
crystalline phase
Im3m
average pore size  (nm)
0.73
Vpore (cm3/g)
0.9772

Pinchbeck alloy nanopowder for sale


Product name:Pinchbeck alloy nanopowder Chemical formula:Cu-Zn
Grainsize:80nm purity:99.90%
Specific surface area:10.2m2/g
Density:0.18g/cm3

Needle Activated Carbon

Methylene blue adsorption(ml/g): ≥140
Quinine sulfate adsorption(ml/g): ≥120
pH:5-7
Product Description:The appearance of the needle Activated Carbon(SJ-767) is black,non-toxic tasteless, porosity developed. It has a large surface area and strong adsorption, filtration speed, high purity bleaching.It is suitable for bleaching, purifying, refining for chemical reagents, pharmaceutical raw materials, pharmaceutical intermediates, bio-chemical and other food products.

AMBRA1 Antibody price


Product Name: AMBRA1 Antibody (N-term)
Other names: activation molecule BECN1 autophagy regulated protein 1; KIAA1736
Target / Specificity: The antibody AMBRA1 rabbits immunized with a KLH conjugated synthetic peptide produced from the N-terminal region of the chosen human AMBRA1.
Application Notes:
The proposed dilution is:
ELISA 1: 1000
Western Blot 1: 50 ~ 100
Immunohistochemistry 1: 10 ~ 50
provided the purified polyclonal antibody in PBS containing 0.09% azide (w / v) sodium: Format. The antibody is produced by the saturated ammonium sulfate (SAS), precipitation, followed by dialysis against PBS.
Storage: AMBRA1 Antibody (N-term) can be cooled up to 6 months at 2-8 ° C. For long term storage, place AMBRA1 antibody (N-term) at -20 ° C
Precautions: AMBRA1 antibody (N-term) is for research purposes only and not for use in diagnostic or therapeutic procedures.

ZUFSP Antibody for sale

Product Name: ZUFSP Antibody (N-term)
Other names: ZUFSP, zinc finger UFM1 specific peptidase of C6orf113 domain proteins.
Target / specificity: Rabbits of ZUFSP antibody immunized with a synthetic peptide KLH conjugate between 114-144 amino acids of the N-terminal region of human ZUFSP.
Application Notes:
The proposed dilution is:
ELISA 1: 1000
Western Blot 1: 100 ~ 500
provided the purified polyclonal antibody in PBS containing 0.09% azide (w / v) sodium: Format. This antibody was purified by protein A column followed by purification of peptide affinity.
Storage: Store cooled at 2-8 ° C up to 6 months. For long-term storage at -20 ° C in small portions to avoid freeze-thaw cycles.
Precautions: This product is for research purposes only. Not for use in diagnostic or therapeutic procedures.

Z205 thermo-stable agent

Product Name: Z205 thermostable means

Category: Main reforming

Description: with small amounts of nickel as an active and aluminum oxide as carrier component, a thermostable Z205 agent is prepared by high temperature -Sinterverfahren. It supports the Z204 means thermostable acts of resistance to high temperatures which are applied in large or medium sized ammonia plant at the top of the secondary reformer. The main performance of the thermostable Z205 agent is appropriate specific operating environment, and the state on the upper side of the secondary reformer and is more resistant to heat and be washed by the flow of air.

2016年8月30日星期二

Steam Coal for sale

Cargo Name: Steam Coal 
Specification:
GCV 6300 
Ash content 5%max 
CSN 8%min
Fluidity 1500DDPM
Size: 0-50mm 20%max
0-10mm 80%min

2016年8月29日星期一

Anhydrous sodium sulfate price


Product Name: anhydrous sodium sulphate

Use: widely used in the production of sodium sulfide, sodium silicate, etc;. is also used in the production of pulping sulfate in the paper industry; as a filler in the dyeing industry; as dyeing auxiliaries in the dyeing and printing industry; synthetic fibers, the manufacture of leather, enamel and soaps, etc.

Packaging: In a plastic bag with PE lining; or at the customer's request.

Lithium hydroxide for sale

Product name :Lithium hydroxide

CAS.NO:1310-65-2

Molecular formula:HLiO

Purity : 99%

Descriptions:

For making lithium salts and lithium base grease, alkaline battery electrolyte of lithium bromide absorption chiller, liquid, etc.

D-2-Glucodesose suppliers

Product name:D-2-Glucodesose
CAS:
 154-17-6
Molecular Formula: C6H12O5
Molecular Weight: 164.16
Product description:Natural metabolite class antibiotic resistance, has can inhibit viral infections, yeast fermentation, pathogenic bacteria and tumor cell growth, etc.

Monensin sodium for sale

Product Name: Monensin sodium
CAS: 17090-79-8
Molecular formula: C36H61NaO11
Molecular Weight: 692.85
Product Description: Main poultry coccidiosis used, resistance to insects vary greatly, DuiXing chicken, Brinell, poison, tender, gentle giant ears Amy Ball prevent insects effectively. According to the report, after medication, the healing effects, weight gain and feed is higher ammonia and chlorine c hydroxyl pyridine.

2016年8月28日星期日

Sialic acid price


Product Name: sialic acid
CAS: 131-48-6
Molecular formula: C11H19NO9
Molecular Weight: 309.2699
Product Description: Can prevent bacterial invasion. Sialic acid is also an influenza virus receptors, is combined with the influenza virus in the binding sites of the mucosal cells.

Fructose Diphosphate Sodium

Product Name: Fructose sodium diphosphate
CAS: 488-69-7
Molecular formula: C6H14O12P2
Molecular Weight: 340.115682
Product Description: The regulation of the activity of glucose metabolism in a variety of enzymes, improving cellular hypoxia and ischemia state is due to the recovery of damaged liver cells is advantageous.

Raw rapeseed powder

Product Name: Crude rape powder
Product Description: A repair periosteum effectiveness of soft tissue growth. Can promote blood circulation to a variety of injuries, muscle injuries and soft tissue injuries with relief and rehabilitation. Try cucumber seed powder, black sesame powder mixture, to the bone, osteonecrosis, osteoporosis and other bone diseases have a special diet.

Tomato powder price

Product name:Tomato powder
Product description:
Keep the tomato TianRanXing, natural color and flavor, good liquidity; In machining process is easy to operate, spray evenly, to achieve consistency.

Celery seed powder for sale

Product Name: Celery Seed Powder
Product Description: celery seed powder included hypertension utility, high blood pressure, high cholesterol, long-term consumption can treat lower blood pressure, assembled, the height has soared . celery seed powder contained in the antihypertensive, lipid composition is 50 times that the use of celery in the short term can increase blood pressure, fall hematic fat falling action.

2016年8月22日星期一

How to buy Flucarbazone


Product Name: flucarbazone
CAS: 145026-88-6
Molecular formula: C12H11F3N4O6S
Molecular Weight: 396.2991
Product Description: Type of sulfonylurea herbicide effectively Cornfield, inside Wild Oats, oats, wheat niang and see other weeds and many have obvious grass weed control effect. Its import name is Tiger Tiger, it is a novel compound, its root the active ingredients of weeds and leaves and acetyl synthetase activity of lactic acid by inhibiting weeds, weeds, physiological metabolism and normal biochemical activity of the herbicide damage the strain be included. Tiger Tiger, fields can more effectively control weeds, but also actually a party may control weeds with broad leaves. Tiger Tiger on the body metabolism of wheat can be quickly, wheat has a very good safety.

What is Trifluralin,and for sale


Trifluralin, a pre-emergence soil applied herbicide and incorporated ground, working since 1963 in environmental chemistry and fate of dinitroaniline in agriculture, including trifluralin has been extensively studied in agricultural soils. Probst et al. (1975) and Helling (1976) summarized on mobility, persistence pre-1975 data and degradation or metabolism of dinitroaniline as a group. Since then, many studies on the fate of dinitroanilines have been conducted, especially trifluralin to understand the environment, their continued degradation in soil, the potential of mobility and persistence and concentration of the environment in water and air. This report briefly summarizes the historical data, mainly focuses on the post-1975 data on degradation, mobility and persistence of trifluralin in soils and possible concentrations in water and air. Trifluralin is easily degraded by sunlight in all media, with half-lives (t1 / 2) minutes to several months, depending on the substrate. In addition, other derivative processes such as microbial and chemical, are also effective in the soil, water and sediment. was identified and characterized several trifluralin degradation products, both. under photolysis and follows the aerobic and anaerobic metabolism in the soil systems and water-sediment The differences between the different channels of trifluralin appear to be more quantitative qualitative, eventually leading to the same final products are subjected the obligation or the mineralization time. The general lack of accumulation of trifluralin degradation products indicates that this product. Furthermore, in the same mechanisms of degradation than the parent compound Trifluralin has a solubility in water and low is strongly bound to soil particles; Koc mean values ​​are 4000-13000. Once applied and incorporated into the soil, trifluralin remains relatively motionless with little or no possibility of contamination of groundwater in or near the treated areas. trifluralin residues in soil layers are subject to loss by transport in runoff or volatilization into the air. seasonal losses in runoff are applied consistently within 0.5% of the quantities, with concentrations in runoff Edge-of-the-box <typically 1.0 microgram L-1. Therefore trifluralin is rarely detected in the surface water and, if necessary, usually occurs below the quantization level. seasonal trifluralin losses applied to that in the atmosphere of 25% to be as high. Maximum concentrations of trifluralin residues in the air over the treated areas are within 2-3 micrograms m-3 after application of the area decreases to <100 ng m-3 in ambient air of intensive use, display on the rapid degradation of the air. were reported trifluralin residues to <100 pg m-3 in the atmosphere in remote areas, the long-term non-use transportation potential for acceptance. However, there is a general lack of understanding of the mechanisms controlling their potential for long-distance transport in particular, reflect the rapid photodegradation of steam and state solution. The persistence of trifluralin in agricultural soil after installation varies, depending on various factors such as the depth of the installation, soil moisture, soil temperature, soil gas and content soil organic matter. half-life estimation under a variety of agronomic conditions ranging from 25 to> 201 d, so perseverance of "average" to "persistent" to categorize. The half-life of estimated data for trifluralin in the agricultural, but can not be extrapolated to other scenarios, such as dissipation in non-target areas where trifluralin residues, if any, are deposited mainly on surfaces. Surface deposits on non-target areas, as opposed to soil residues incorporated, would be subject volatilization and photolysis and therefore short-lived.

Bensulfuron methyl suppliers


Product name: bensulfuron methyl
CAS: 83055-99-6
Molecular formula: C16H18N4O7S
Molecular Weight: 410.4
Product description: a selective ice fields of the issuer of the herbicide, is known as the internal name Pick, rice is no grass, farmers, low toxicity to humans, low toxicity fish, birds and bees. Earlier in the paddy field sedge used to control weeds and broadleaf was used currently to control broadleaf weeds the wheat fields. Agents can quickly spread in the water is absorbed by the roots of grass and leaves are sent to each party, which hampers the branched chain amino acid biosynthesis. If the herbicide rice fields, 1 year and perennial broadleaf weeds, sedges herbs bad, bad effect on grass weeds. Good security wheat, rice and other crops. In the field of ground wheat should be moist when the earth using drought, the effects are less effective wil be controlled splitters, chickweed, broken rice, sowing niang mugwort, shepherd's purse, nest, quinoa, rice if these weeds with broad leaves, usually in stage 2 or 3 leaves, weeds when soil moisture at 10% per acre benzyl his bike 30-40 grams of water spray. Spread quickly in water, temperature, effects of soil on weed control effect is small, little mobility in the ground.

Sebivo for sale


Product Name: Sebivo
CAS: 3424-98-4
Molecular formula: C10H14N2O5
Molecular Weight: 242.23
Product Description: This product is a natural DNA thymine nucleoside naturally occurring L-enantiomer, is a synthetic nucleoside DNA thymine class against the hepatitis B DNA polymerase drug. In cells under the action of the kinase phosphorylation of adenosine, the active metabolite of hepatitis B in the natural substrate thymine adenosine 5 '- the competition, inhibit the activity of B-virus DNA polymerase of hepatitis; By integrating DNA of the virus of hepatitis B, hepatitis B and DNA chain extension virus ends. And to inhibit the hepatitis B DNA chain of the virus first and second chain synthesis. Suitable for the treatment of hepatitis type B virus copies of evidence, accompanied by liver transaminase or histological changes in liver function, B to increase the activity of the remuneration of adult chronic hepatitis.

7-Keto-Dehydroepiandrosterone price

Product name:7-Keto-Dehydroepiandrosterone
CAS: 
566-19-8
Molecular Formula: C19H26O3
Molecular Weight: 302.4079
Product description:Used as pharmaceutical intermediates.

3-Methylanthranilic acid

Product name:3-Methylanthranilic acid
CAS
: 4389-45-1
Molecular Formula: C8H9NO2
Molecular Weight: 151.16
Product description:Used as intermediates in organic synthesis.

Clioquinol for sale

Product name:Clioquinol
CAS
: 130-26-7
Molecular Formula: C9H5ClINO
Molecular Weight: 305.5
Product description:The treatment of fungal disease is mainly used for skin and mucous membrane.

2016年8月11日星期四

5-Methoxy Isatin for sale


Product Name: 5-methoxy isatin
CAS: 39755-95-8
Molecular formula: C9H7NO3
Formula Weight: 177.16
Description:
Density: 1.346 g / cm3
Melting point 201-203 ° C
Solubility in cold water.
Appearance: Brown solid.
Application: Used as a pharmaceutical intermediate.

2016年8月10日星期三

Nordihydroguaiaretic acid

Product name:Nordihydroguaiaretic acid
CAS:500-38-9
Molecular Formula:C18H22O4
Formula Weight:302.36
Description:
Melting point:180 - 185 C 
Boiling point:526.5 °C at 760 mmHg
Flash Point:247.8 °C
Density:1.241 g/cm3
Chemical property:white to off-white powder.
Use:Antioxidant.

Soybean protein for sale

Product Name: Soy Protein
Product Description: Soy protein is a kind of vegetable protein. Amino acid composition of soy protein and milk protein nearby, the other essential amino acids, in addition to the little low methionine are relatively rich, is a plant of the complete protein, the nutritional value, but with animal protein, amino acids to the genetic structure, most of which in the near the human body, so is the nutritional vegetable protein.

Mannatide use

Product Name: Mannatide
Product Description: This product is used in the treatment of low immune function caused by various diseases, all types of viruses can cure the bacteria to treat recurrent respiratory infections, chronic bronchitis, used in the treatment of anemia aplastic and white blood platelet function, etc. . Then different tumors are used to treat, etc., associated with chemotherapy and radiotherapy for lung cancer, stomach cancer, colon cancer, esophageal cancer, breast cancer, leukemia

Flutriafol use

Stereoselective dissipation flutriafol and tebuconazole in grapes was studied. A simple and sensitive method for the determination of flutriafol and tebuconazole enantiomers grape was developed by chromatography high performance liquid chromatography on a cellulose tris (3-chloro-4-methylphenylcarbamate) column. The quantification limits for flutriafol and tebuconazole in the grapes were 0.033 and 0.043 mg kg (-1) are. The excesses of flutriafol and tebuconazole stereoisomers in grapes followed first-order kinetics (R (2)> 0.93). Stereoisomers of flutriafol and tebuconazole were enantioselective reduced in grapes and tebuconazole was enantioselective that flutriafol. The half-life of (-) - tebuconazole was 5.2 days and shorter than (+) - tebuconazole have with the 6.4 days half-life. The (-) - flutriafol was also reduced preferably in grapes, the half-life thereof were 6.59 and 6.98 days (-) and (+) - flutriafol, respectively. The value of the ratio of enantiomers of the two fungicides was approximately 1.0 on the first day and increased to 1.143 to 2.015 flutriafol and tebuconazole for 28 days. Stereoselective dissipation could provide a benchmark to assess the exact risks of two important chiral triazole fungicides.

2016年8月9日星期二

Ethoxysulfuron for sale


Product Name: ethoxysulfuron
CAS: 126801-58-9
Molecular formula: C15N4SO7H18
Molecular Weight: 398.39
Product Description: light gray powder, density 1.48, point of 141 ~ 147 ℃ melting .Branch synthetic amino acid chain or AHAS (ALS) inhibitors. By the amino acids valine and isoleucine biosynthesis blocked base, which prevents cell division and the growth of plants. A very good selectivity for the prevention and control of rice fields sedges and weeds annual broadleaved.

Paraquat price


Product Name: Paraquat
CAS: 1910-42-5
Molecular formula: C12H14Cl2N2
Molecular Weight: 257.2
Product Description: Can be used as a machine to take Spätlese cultures defoliant adjuvants are used. Because the crop at harvest after approaches defoliants do not realize the ideal effect of defoliation, green groups paraquat can be used as a quick killing crops, making the dry dehydration, does not affect the mechanical harvest after harvest, the short-term fruit storage and transportation. Like cotton, peppers and other crops harvest low moisture absorption of cotton seeds and fruits, when a strong moisture absorption, even in the short time the accumulated mold can occur. to reduce this requirement to the extent possible when the fresh leaves and stems harvested, paraquat kill quickly use green groups to reduce the moisture absorption of raw cotton and peppers, ensure machine storage postharvest and transportation can be a little time.

Phosalone use

In this study potential biomarkers of oxidative stress and histopathological changes in the common carp (Cyprinus Carpio, L., 1758) were studied who were exposed to different concentrations of phosalone in vivo. Fish were exposed to 0.15, 0.3 and 0.6 mg / l concentrations phosalone in a semi-static control to 14 of biomarkers, in particular Na (+), K (+) -. ATPase, reduced glutathione (GSH) reactive thiobarbituric acid substances (TBARS) and histopathological changes were determined in the gill tissue, liver and fish kidneys. sublethal concentrations produced Phosalone increasing reactive oxygen species (ROS) antioxidant defense system peroxidation and reduced production of lipids. While GSH 7 in all groups for greater control over GSH decreased significantly in the medium and high doses in 14 days GSH levels reduced in all tissues and a significant induction of lipid peroxidation (TBARS) were reduced observed. Na (+), K (+) - ATPase enzymatic activity is significantly inhibited, particularly in the gills. No histopathological effects were observed in the control group. Lamellens aneurysm, lamellar fusion, hyperplasia, lifting the epithelium and bleeding were observed in subjects exposed Phosalone gill tissue. histopathological effects in liver tissue exposed to Phosalone fish were characterized by cytoplasmic vacuolization, congestion, hypertrophy and nuclear degeneration. Hypertrophy, tubular degeneration, mononuclear cell infiltration and glomerular capillaries of the expansion have been exposed in the tissues of kidney Phosalone noted. The results show that exposure to phosalone negatively affects the health of fish, due to oxidative stress.

Pyriproxyfen for sale


Product Name: Pyriproxyfen
CAS: 95737-68-1
Molecular formula: C20H19NO3
Molecular Weight: 321.37
Product Description: insect growth regulator is benzyl like juvenile hormone inhibitors of chitin synthesis. Are less effective, dose, the effective length for crop safety and low toxicity to fish, and the properties of the weak influence on the ecological environment. Can be used to prevent and cure with wings, Thysanoptera, Diptera and Lepidoptera pests. Their influence on the surface in the inhibition of insect insect molting and reproduction. Harmful to health such as flies at the end of the 4 stages with a low dose of this product, which led to the death of the pupal stage inhibit adult form. If the granules are applied directly in the wastewater pond with or sprinkled over the soil surface fly. Can also control the potato powder and lice soft scale insects. Flying has in the etheric transfer activity, the hidden influence in the leaves on the back of the larvae.

Rabeprazole use


Product name: rabeprazole
CAS: 117976-89-3
Molecular formula: C18H20N3O3SNa
Molecular Weight: 381.43
Product Description: include secretion of medicaments intended to inhibit, is a substitute benzene and imidazole, without resistance properties anticholinergic and histamine H2, but can be bound by the inhibition of H + / K + ATPase in the wall of the stomach to the cell surface, secretion to suppress gastric acid. The enzymatic system is considered an acidic proton pump, so that the rabeprazole sodium azole as an inhibitor of proton pump to block gastric acid formation in the stomach, this effect is dose-correlation. rabeprazole animal experiments of eduction in plasma sodium azole confirmed shortly after medication and stomach lining

Pullulan for sale


Product Name: pullulane
CAS: 9057-02-7
Molecular Formula: (C37H62O30) n
Molecular Weight: 0
Product Description: A polysaccharide adhesive soluble in water, the finished product to the white powder solid. Medicine and health industrial products Capsule, cosmetic training officer link (1): Because of its good film formation, fiber, air resistance, adhesive, easy processing, non-toxic , chemicals, oil, etc. pullulan polysaccharides main applications was in medicine, food, light industry, widely used, (2) food quality improvers and thickeners. (3) prevent oxidation of packaging materials soluble in water. (4) the staple food, food calorie biscuits.

2016年8月8日星期一

Best Quality 4-Aminophenylarsonic Acid use

Product Name: best quality 4-acid Aminophenylarsonic
CAS: 98-50-0
Molecular formula: C6H8AsNO3
Molecular Weight: 217.0542
Properties: white crystalline powder
Solubility: soluble in water, slightly soluble in ethanol, insoluble in chloroform, ether.
Product Description:
1.Used reagent used in the manufacture of medicaments and for the determination of ammonium, cerium, zirconium.
2.2. feed antibiotics. Can promote, improve feed efficiency, animal growth. Having to kill bacteria, protozoa and function of Helix, particularly in the treatment of bacterial infections, poultry is its effect on the promotion of growth for pigs and chickens, etc.
The 3.4-Aminophenylarsonic acid is a fully synthetic antimicrobial agent. While legal and food additives authorized FDA.

High quality Magnesium L-Threonate

Product Name: high quality magnesium L-threonate
CAS: 778571-57-6
Molecular formula: C8H14MgO10
Molecular Weight: 294.5
ingredients:
Serving Size: 3 capsules
Amount% DV
10 calories
Magnesium (as magnesium-L-threonate) 144 mg 36%
Magtein (magnesium L-threonate) 2 g
Other ingredients: gelatin (capsule), silica and magnesium stearate.
Product Description: Magnesium L-threonate Magtein with? promoting healthy neuronal activity to support healthy cognitive functions such as call-back, learning, decision making and spatial recognition. Conventional solutions for cognitive support include stimulating neurons to promote brain function of excellence. But over time, this can lead to burnout and backfire. New magnesium L-threonate works differently. Its patented form of magnesium nourishes neurons maintaining brain into a relaxed state of readiness to help facilitate the free movement of electrical impulses that information and keep our minds sharp and clear transfer.

Pentamycin price


Product Name: pentamycin
CAS: 6834-98-6
Molecular formula: C35H58O12. H2O
Molecular Weight: 670.8278
Density: 1.196g / cm3
Boiling point: 914 ° C at 760 mmHg
Flash point: 278.4 ° C:
Usage: pentamycin can be used as a pharmaceutical which inhibits protein synthesis by binding to the ribosomal protein L6 of the 50S subunit.

2016年8月7日星期日

Acibenzolar-S-methyl price


Product name:Acibenzolar-S-methyl
CAS: 
273-13-2
Molecular Formula: C6H4N2S
Molecular weight:136.17
Melting point:42-44 °C
Boiling point:206 °C
Flash point:203 °F
Use :In organic synthesis.

Melanotropi use


Product name:Melanotropi
CAS
: 121062-08-6
Molecular Formula: C50H69N15O9
Molecular weight:1024.18
Use :This product is a natural generated a - MSH synthetic analogues. Through the original generated melanin, thus reducing the deposits of melanin in the skin, and it also can reduce the sun's ultraviolet damage to the skin.

N,N-diethyl-p-phenylenediamine sulfate for sale


Product name:N,N-diethyl-p-phenylenediamine sulfate
CAS
: 6283-63-2
Molecular Formula: C10H16N2·H2SO4
Molecular weight:262.33
Density:1.03 g/cm3
Melting point:184-186 °C(lit.)
Use :As a developer color photograph. Used as pharmaceutical intermediates

Tapentadol Hydrochloride price


Product name:Tapentadol Hydrochloride
CAS: 
175591-09-0
Molecular Formula: C14H24ClNO
Molecular weight:257.799460
Density:0.97 g/cm3
Boiling point:323.4
Use :Used in the treatment of adult diabe93℃ at 760 mmHg
Flash point:134.18℃tic peripheral neuropathy (DPN) caused by related neuropathic pain.

2016年8月6日星期六

What is Succinimide

Non-enzymatic intramolecular reactions can lead to deamidation and isomerisation racemization of proteins and peptides and asparaginyl aspartyl succinimide via intermediaries. To understand the dependence of the sequence of these reactions was measured succinimide formation rate in a number of synthetic peptides at pH 7.4. These peptides (Val-Tyr-Pro-X-Y-Ala) containing an internal aspartyl ester group, asparaginyl, aspartyl ester beta-methyl or aspartyl alpha-methyl (X), followed by a glycyl residue, seryl or alanyl (Y). The succinimide asparaginyl peptides forming rate were judged 13.1 35.6 times faster than that of aspartyl peptides. The peptides forming speed glycyl succinimide were 6.5 to 17.6 times faster than that of alanyl peptides, while the peptides of seryl rate 1.6 to 4.5 times were faster than those alanyl peptides. The entire 232 times in these reaction rates for aspartyl and asparaginyl residues suggests that the sequence may be an important factor in the stability of the peptides in the hoses. In proteins, it may be a much larger area in the formation rate succinimide because some conformations can greatly enhance or inhibit this reaction.

2016年8月5日星期五

Bromochlorohydantoin


Product Name: Bromochlorohydantoin
CAS: 16079-88-2
Molecular formula: C5H6BrClN2O2
Molecular Weight: 241.47
Product Description: This product is a kind of disinfectant for specific performance hands, used in industrial water treatment and disinfection of mineral spring bath (Spa), indoor and outdoor swimming pool disinfection for only 1 to 2 PPM can get the effect, also can be used all kinds of water purification, disinfection deodorant, disinfectants, bleaches and agriculture on the toilet for flowers and seeds disinfection, sterilization, livestock, fruit preservatives, etc. can also be prepared in a variety of packaging tablets, granules, powder and block.