Product List

Acrivastine CAS NO.:87848-99-5 M.F.:C22H24N2O2 M.W.:348.44 SYNONYM:2 Package: 25kg/fibre drum Specification: BP/USP Usage: Acrivastine is a medication used for the treatment of allergies and hay fever. It is a second-generation H1-receptor antagonist antihistamine

Agomelatine CAS NO.:138112-76-2 M.F.:C15H17NO2 M.W.:243.3 SYNONYM:1 Package: 25kg/fibre drum Specification: BP/USP Usage: Agomelatine (trade names Valdoxan, Melitor, Thymanax) is an antidepressant

Melatonin Molecular Formula: C13H16N2O2 N-Acetyl-5-methoxytryptamine Molecular Weight: 232.28 CAS: 73-31-4 Assay: 99% Usage: Melatonin is a hormone secreted by the pineal gland in the brain. It helps regulate other hormones and maintains the body's circadian rhythm. Available Forms: Melatonin is available as tablets, capsules, cream, and lozenges that dissolve under the tongue.

Hypoxanthine Molecular formula : C5H4N4O MW : 136.12 CAS No. :68-94-0 nature : needle-shaped crystal. Melting point >360 ° C purposes : Anti-cancer drug 6-mercaptopurine the intermediates. Assay: 98% Packing 25kg/drum

Dibazolum Molecular formula : C14H12N2 MW : 208.25 CAS No. :621-72-7 nature : ACICULAR crystallization. 187 ° C melting point. In fact do not dissolve in water, soluble in hot benzene, ethanol, acetic acid. Dibazol hydrochloride (HCI C14H12N2, Dibasol) as a white crystalline powder. 175 ° C melting point. Dissolved in water, ethanol, almost dissolved in chloroform and benzene. purposes : for the goods smooth muscle relaxants. For hypertension, angina and cerebral vasospasm. Polio is also used nerve, Yan peripheral facial paralysis syndrome, and multiple single neuritis neuritis.

Diphenylacetonitrile Molecular formula : C14H11N MW : 193.25 CAS No. :86-29-3 nature : white crystals. The temperature 76 ° C, the boiling point of 181 ° C (1.6kPa). Soluble ethanol, ethyl ether. Preparation : benzene acetonitrile by bromide, condensation derived. purposes : for organic synthesis intermediates. The medicine used in the production of gastric amines, diphenoxylate, casual type pain drug.

2-Methylpiperazine CAS : 306-37-6 formula : C2H10Cl2N2 molecular weight : 133.02 melting point : 162-167 ° C Appeaeance: crystal English title : 1 ,2-dimethylhydrazine dihydrochloride; 1,2-dimethylhydrazinium dichloride; 1,2 - dimethyl-hydrazin dihydrochloride; n, 45-dimethylhydrazine dihydrochloride; sym-dimethylhydrazine dihydrochloride; Er2O3 1,2 - dimethyl-, dihydrochloride characters Description : of white crystals. The temperature of 170 ° C (decomposition). Soluble in water and ethanol. Deliquescence have sex. purposes : for organic synthesis.

Content:=60.0% Losing on drying:=2.0% Thin (20 Sieves):=95.0% Product name: Choline Chloride 50% Corn Cob Chemical name:2-Hydroxy-N, N, N-trimethylethanaminium chloride CAS Number:67-48-1 Molecular Formula:C5H14ClNO Application: It is the most widely-used and most economical form of choline for supplementing diets.An important nutrient in animal feeds Specification: Carrier: Corn Cob Loss on Drying : 2% Particle Size(Through 20 Mesh Sleve) : 95% TMA: 300ppm Assay : 60% Standard: Factory Standard

APPEARANCE:WHITE CRYST POWDER IDENTIFICATION:POSITIVE ACIDITY OR ALKALINITY:6.8-7.5 APPEARANCE OF SOLUTION:PASS HEAVY METALS:=20ppm CHLORIDE:=0.03% LOSS ON DRYING:=1.0% SULPHATED ASH:=0.1% ORGANIC VOLATILE IMPURITIES:COMPLIES CHROMATOGRAPHIC PURITY:=1.0% ASSAY:98.0%-102.0% NO.1 IMPURITY:=0.1%

DESCRIPTION:WHITE CRYSTALLINE POWDER IDENTIFICATION:POSITIVE REACTION ACIDITY OR ALKALINITY(PH):2.7-3.3 CLARITY OF SOLUTION:CLARITY COLOR OF SOLUTION:NOT MORE SOLUTION Y7 OR GY7 HEAVY METALS:=20ppm NITRATE NO BROWN RING IS PRODUCED SULPHATE:=300ppm SULPHATED ASH:=0.1% WATER:=5.0% ASSAY(ON DRYING BASIS):98.5-101.5%

CAS#:14999-43-0 Molecular formula:C6H12NNaO8K Specification: 99% Packing: 25kg/drum Price: negotiation

Characteristic:White crystalline powder Assay:99.0%~101.0% Specific optical rotation:+70.0°~+73.0° PH:3.5~5.0 Loss on drying:=0.5% Residue on ignition:=0.1% Chloride:16.2%~16.7% Heavy metals:=10ppm Iron:=10ppm Arsenic:=0.5ppm Total aerobic bacterjum count:=1000cfu/g Veast&Mold:=100cfu/g E.COLI:Negative Salmonclla:Negative

Color and shape:White crystalline power Purity:>99.2% Melting point:89?~92? Water:<0.3 Sulphated ash:<0.1 Heavy metals:<20ppm Lead:<5ppm Arsenic:<3ppm Mercury:<1ppm Cadmium:<1ppm

Color and shape:White crystalline power Purity:>99.0% Melting point:160~163? Water:<0.5 Sulphated ash:<0.2 Heavy metals:<20ppm Lead:<10ppm Arsenic:<3ppm Mercury:<1ppm Natural degree:>97%

APPEARANCE:WHITE CRYSRALLINE POWDER ASSAY(CALCULATED WITH REFERANCE TO THE DRIED SUBSTANCE):95.0% min SPECIFIC ROTATION:-30.0°~ -38° MOISTURE:2.0% Max SPECIFIC ABSOROANCE:0.05 Max ASH:0.1% Max ARSENIC( as As):0.0001% Max HEAVY METALS (as Pb):0.001% Max SWEETNESS:200~350 TOTAL PLATE COUNT:10 Max COLIFORM:NEGATIVE

APPEARANCE:WHITE CRYSRALLINE POWDER ASSAY(CALCULATED WITH REFERANCE TO THE DRIED SUBSTANCE):98.0% min. SPECIFIC ROTATION:+84.0°~+87.5° MOISTURE:2.0% max PH OF 10%AQUCOUS SOLUTION:5~8 METHANOL:0.1% max. ARSENIC( as As):0.0003%max. HEAVY METALS (as Pb):0.001% max. IGNITED RESIDUE:0.7% max. HYDROLYSIS PRODUCTS:Passes test RELATED SUBSTANCES:Passes test

Purity:98%~101% Loss on drying:< 1% Sulfate(SO4):< 500 PPM PH:5.5~7.5 Arsenic:< 3PPM Heavy Metals:<10ppm Anline:< 1 PPM Selenium:< 30 PPM Cyclohexylamine:< 25 PPM Dicyclohexylamine:< 1 PPM

Appearance:White crystalsor crystalline powder Assay:98.0-102.0% Taste:Pure specific rotation:+14.50—+16.50 Transmittance:=95% Loss on drying:=4.5% Residue on ignition:=0.2% Heavy metals:=10ppm Arsenic:=3ppm PH:4.5~6.5 Other relates impurities:=2.0% Organic volatile impurities:Meets the requirement 5-benzyl-3.6-dioxo-2-piperazineacetic acid:=1.5%

APPEARANCE:WHITE NEEDLE CRYSTALS OR CRYSTALLINE POWDER ASSAY:99.0%~101.0% ULTRAVIOLET REAIATION ABSORB:227±2 nm SPLUBILITY:Easy to dissolve in water, ratherish to dissolve in alcohol LOSS ON DRYING:=0.5% KALIUM TEST:YELLOW OF DEPOSIT PH:6.5-7.5 HEAVY METAL:=1ppm ARSENIC:=3ppm Plumbum:=0.1ppm Selenium:=10ppm Sulfate:=0.1%

Molecualr formula:C7H4O3NSNa.2H2O Molecular weight:241.19 Properties: odorless, or slight odor, sweet with a bit of bitter taste Quality index Appearance:colorless crystal or slight white crystalline powder Assay (as dry, % ):=99.0 Loss on dry ( % ):=15 Heavy metal(as Pb , % ):=0.001 Ammonium salt(as NH4++ , % ):=0.0025 Arsenic salt(as As , % ):=0.0002 Uses:food sweeting agent for beverage,spice and diagnosis,or used in plating and cosmetic industry Packing:25kg carton,paper box