2017年3月16日星期四

oxacillin sodium monohydrate price


Product Name: oxacillin sodium monohydrate
CAS: 7240-38-2
Molecular Formula: C19H18N3NaO5S
Molecular Weight: 423.42
Description:
Boiling point: 686.8ºC to 760 mmHg
Flash point: 369.2 ° C
Chemical properties: white crystalline powder, minimum solubility in water, methanol, dimethyl sulfoxide, water-soluble ethanol, chloroform, acetone, butanol, does not dissolve in ether and benzene.
Application: It is mainly used for the treatment of Staphylococcus aureus infection

Picrolonic acid price


Product Name: Picrolonic acid
CAS: 550-74-3
Molecular formula: C10H8N4O5
Molecular Weight: 264.19
Description:
Picolinic acid is a pyridine derivative compound having a carboxyl side chain at position 2. It is an isomer of nicotinic acid, with the carboxyl side chain at position 3. It is a catabolite of tryptophan, an amino acid.

2, 3-Dichloro-6-nitrobenzonitrile for sale



Product Name: 2,3-Dichloro-6-nitrobenzonitrile

CAS: 2112-22-3

Molecular Formula: C7H2Cl2N2O2

Molecular Weight: 217.01

Description:

Melting point: 93-96 ° C

Boiling Point: 343.7 ° Cat760mmHg

Flash point: 161.6 ° C

Density: 1.61 g / cm3

Physical State: Solid

yellow color

Handling: Avoid breathing dust, vapor, mist or gas. Avoid all contact with skin and eyes.

Storage: cool and dry. Store in an airtight container.

General remarks: As in any fire, wear self-contained breathing apparatus pressure-demand, MSHA / NIOSH (or equivalent) and full protective gear.

Levocetirizine dihydrochloride price


Product Name: Levocetirizine dihydrochloride
CAS Number: 130018-87-0
Molecular Formula: C21H27Cl3N2O3
Molecular Weight: 461.81
Description:
Levocetirizine prevents the release of other allergy chemicals and increased blood supply in the area, and provides relief from symptoms typical of hay fever.
Melting point 215-220 ° C
Boiling point: 542.1ºC to 760 mmHg
Flash point: 281.6 ° C
Properties: A white or almost white crystalline powder, odorless
Solubility: It is very soluble in water, soluble in ethanol and methanol, insoluble in methylene chloride and acetone
Specific optical rotation: 9 ° 14 °
Content: ≥99.0% (calculated relative to the anhydrous substance)
Packing: 5kg / drum
Quality: CNS
Storage: Store in a tightly closed container

What is Isoferulic acid


Product Name: Isoferulic acid
CAS: 537-73-5
Molecular formula: C10H10O4
Molecular Weight: 194.18
Description:
Melting point: 230 ° C (dec.) (Illumination)
Boiling point: 410.2 ° C to 760 mmHg
Flash point: 167.6 ° C
Density: 1.316 g / cm³
Chemical properties: White to bronze crystals
Product Categories: pharmaceutical raw materials; Cinnamic aromatic acids, esters and derivatives;
Acids, aromatic compounds, aromatic compounds, C10, cinnamic carbonyl compounds

Tantalum ethoxide price


Product name:Tantalum ethoxide
CAS:     6074-84-6
Molecular Formula:     C10H25O5Ta
Formula Weight:406.25
Description:
Melting point:21 °C(lit.)
Boiling point:155 °C0.01 mm Hg(lit.)
Flash Point:87 °F
Product Categories:Catalysis and Inorganic Chemistry;Chemical Synthesis;
                                    Solution Deposition Precursors;Tantalum;TantalumMicro/Nanoelectronics

Glycolic acid pirce


Product Name: Glycolic Acid
CAS: 79-14-1
Molecular formula: HOCH2COOH
Molecular Weight: 76.06
Product Description: Soluble in water, methanol, ethanol, propionic acid, ethyl acetate, slightly soluble in ether, very slightly soluble in hydrocarbons. First generation, many different types of fruit acids, glycolic acid, lactic acid, malic acid, tartaric acid, etc., which is mainly represented by glycolic acid, is extracted from the Sugar cane is, its molecular weight is 76, the smaller molecular acid, has an excellent affinity for the skin, the easiest in the skin and retains a significant effect.