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aspirin

Quality Standard: BP/USP/EP/CP/JP

Physical and Chemical Properties: White crystal or crystalline powder,with acid taste and is stable in dry air,slowly hydrolyze into salicylic acid and acetic anhydride.Its solution shows and acid reaction.Sparingly soluble in alcohol,chloroform or ether,slightly soluble in water or absolute ether,it dissolves in alkali hydroxide or alkali carbonate solution and decomposes at the same time.

Specification:

Assay: 99.50-101.0%

Clarity and color of solution: Clear and colorless

Heavy metals: ≤20ppm

Free salicylic acid: ≤500ppm

Sulfate: ≤0.1%

Loss of drying: ≤0.5%

Addition Material: ≤0.1%

Appearance: white crystal or crystalline powder.

Usage: This product is an antipyretic ant rheumatic that is used to allay fever, headache, arthralgia, acticerheumatism, and rheumatoid arthritis. Toothache and dysmenorrhea and as raw material for making anti-carcinogen.

 

Packing:

25kg / kraft bag or fibre drum

25kg / package with paper or polyethylene bag inside

1 MT = 40 Packages

Packing size: 50*80cm / kraft bag;  36*40 cm / fibre drum

Capacity / 20"FCL:

without pallet: 20 MT / 800 Bag , 1.6CBM/MT;  15 MT / 600 Drum, 2.1CBM / MT

with pallet: 18 MT / 720 Bag , 11 .25MT / 450 Drum

Our company may produce and pack according to customer's requirement.

 

GMP,FDA FACTORY

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azodicarboxylic acid diisopropyl ester

Azodicarboxylic acid diisopropyl ester, Diisopropylazodicarboxylate, CAS. 2446-83-5

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benzyl carbazate IP 99%

Product Name: Carbobenzoxyhydrazide 
Synonyms: hydrazinecarboxylicacid,phenymethylester;phenymethylhydrazinecarboxylate;CARBOBENZOXYHYDRAZIDE;CARBOBENZOXYHYDRAZINE;CARBAZIC ACID BENZYL ESTER;BENZYL CARBAZATE;BENZYLOXYCARBONYL HYDRAZIDE;(BENZYLOXYCARBONYL)HYDRAZINE 
CAS: 5331-43-1 
MF: C8H10N2O2 
MW: 166.18 
EINECS: 226-230-3 
 
Melting point  65-68 °C(lit.)
 
Fp  >230 °F
 
storage temp.  2-8°C 
Water Solubility  Soluble in water (slightly), methanol and DMSO. 
 
Uses: Benzyl Carbazate has been shown to prevent the occurrence of oligonucleosome-sized DNA fragmentation in the cell-free system.
 

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beta-cyclodextrin Technical >98%

Product Name:    Beta-cyclodextrin
Cas No:    7585-39-9
Synonyms:    
beta-cycloamylose;beta-cycloheptaamylose;betadex;beta-dextrin;Cycloamyloses;Cyclodextrins;Cycloglucans;cycloheptaglucan
Structural Formula:    buy beta-cyclodextrin 7585-39-9 suppliers
Molecular Formula:    C42H70O35
Molecular Weight:    1134.98
Appearance:white powder
Assay:>=98%
Application
Use to solubilize non-polar compounds such as fatty acids, lipids and cholesterol. Reported useful for the selective precipitation of enantiomeric, positional or structural isomersβ-Cyclodextrin is used with dansyl chloride to form water-soluble complexes for fluorescent labeling of proteins. It is an active ingredient of household odor eliminator. It is also used in personal care products like toothpastes, skin creams and dusting powders. It finds applications in the cosmetic industry for products like detergents and perfumes for the controlled release of fragrances. Further, it is used to produce HPLC columns allowing chiral enantiomers separation. In addition to this, it is used to decrease the level of cholesterol in milk fat.
 
**IN STOCK** 
 
HNMR,COA and MSDS are available.
 
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bis(2-methoxyethyl) aminosulfur trifluoride LAB GRADE 95%

A fluorinating agent used in the one pot direct synthesis of amides, oxazolines, benzoxazoles, and oxadiazoles from carboxylic acids.

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