Items Standard Description Greyish-white powder Content(FeSO4) 86.0%-89.0% Copper 50ppm Solubility Slowly but freely soluble in water, very soluble in boiling water, practically insoluble in ethanol (96 per cent). It is oxidised in moist air, becoming brown. Identification A It gives the reactions of sulphates Identification B It gives reaction of iron Identification C It complies with the limits of the assay PH 3.0-4.0 Chlorides 300ppm Chromium 100ppm Ferricions 0.5 Manganese 0.1 Nickel 100 ppm Zinc100 ppm
Items Standard Appearance Dark red crystal or crystalline powder, with no smell and no taste; hygroscopicity. Identification A A361nm/A278nm:1.70-1.90 A361nm/A550nm:3.15-3.40 Identification B The retention time of major peak of the sample should be consistent with the standard solution. Identification C Positive Infrared Spectrum Infrared spectrum of the sample should be consistent with the reforence map. Loss on drying 10.0% Assay 97.0%~102.0% 78-lactocyanocobalamin1.0% 50-carboxyeyanocobalamin 0.5% 34-methylcyanocobalamin 2.0% 32-carboxyeyanocobalamin 1.0% 8-Epi-cyanocobalamin 1.0% Any other unidentified 0.5% Total impurities 3.0% Total aerobic bacteria count 1000cfu/g Molds Yeasts 100cfu/g E coli Negative Residual solvents Acetone 0.5%
Items Standard Description: White fine powder/Crystal Identification: Positive Melting point: 205.0-209.0 Acidity (PH): 2.4-3.0 Loss on drying: 0.2% max Residue on ignition: 0.10% max Sulphated ash: 0.10% max Heavy metals: 10ppm max Assay 99.0%~101.0% Clarity and colour of solution: Meet the requiremtns. Chloride content: 16.9%~17.6% Related substances: Meet the requiremtns. Organic volatile impurities: Meet the requiremtns.
Items Standard Identification The IR Absorption spectrum is concordant with the spectrum of reference standard. Test A (IR) Ratio:A245/A262,between 0.63 and 0.67 Test B (UV) 0.63-0.67 Assay(By HPLC) Not less than 98.5% W/W and not more than 101.5%W/W of C6H6N2O, calculated on the dried basis. Characteristics White crystalline powder Melting range 128-131 Loss on drying 0.5% Residue on ignition 0.1% Heavy metals 0.003%
Type: Food/Feed Additives Origin: China CAS No.: 83-88-5 AUCO No.: 829 Packing: 25kg drum" Items Standard Appearance Yellow or orange-yellow crystalline powder Identification Positive Assay 98.0% ~ 102.0% Specific rotation 115 ~135 Loss on drying 1.5% Residue on ignation 0.3% Lumiflavin 440nm Absorbance 0.025max
Product Name: Zinc Diricinoleate "Type: Cosmetic raw materials Origin: China CAS No.: 13040-19-2 AUCO No.: 524 Packing: 20kg drum" Items Standard Appearance Amber liquid with a special aroma of castor oil extract PH value 9.0~12.0 Absolute density 1.10-1.20 Solid content 50.0% Zinc diricinoleate content 28.0%~32.0%
Product Name: Zinc Diricinoleate "Type: Cosmetic raw materials Origin: China CAS No.: 13040-19-2 AUCO No.: 524 Packing: 20kg drum" Items Standard Appearance Amber liquid with a special aroma of castor oil extract PH value 9.0~12.0 Absolute density 1.10-1.20 Solid content 50.0% Zinc diricinoleate content 28.0%~32.0%
"Type: Food Additives Origin: China CAS No.: 22839-47-0 AUCO No.: 506 Packing: 25kg drum" Items Standard Appearance White granular Assay(On dry basis) 98.00-102.00% Specific Rotation +14.50~+16.50 Transmittance 95.0% Loss on drying 4.50% Residue on ignition 0.20% Heavy metal (As pb) 10ppm Lead 1ppm PH 4.50-6.00 Other related substances 2.0% Residual Solvents Meets the Requirements Organic volatile impurities Meets the Requirements 5-benzyl-3,6-dioxo-2-piperazineacetic acid 1.5%
Product Name: Stearic Acid "Type: Excipients Origin: China CAS No.: 57-11-4 AUCO No.: 943 Packing: 25kg bag" Items Standard Description White or almost white,waxy,flaky crystals,white or almost white hard masses,or white or yellowish-white powder Solubility Practically insoluble in water,soluble in ethanol(96 percent )and in light petroleum(50-75) Identification-A meet the requirements Identification-B Acid value:194-212 Acidity meet the requirements Freezing point 53-59 Iodine value(gI2/100g) 4.0 Nickel 1ppm Stearic acid 40.0%-60.0% Stearic acid and palmitic acid 90.0%
Product Name: SLS Powder 92 % "Type: Cosmetic raw materials Origin: China CAS No.: 151-21-3 AUCO No.: 558 Packing: 25kg bag" Items Standard Appearance White or light yellow powders Moisture,% .0 Active Matter Content,% 92.0 Unsulfated Matter Content,% 1.2 Whiteness (Wb) 90.0 Inorganic Salt Content,% 5.0 PH Value(25 7.5-11.0
Product Name: Hydroxypropyl tetrahydropyranitol Pro-Xylane "Type: Cosmetic Grade Origin: China CAS No.: 439685-79-7 AUCO No.: 122 Packing: 25kg bag" Items Standard Appearance White or white like crystal or powder Chromatographic identification "The retention time is consistent with the standard" Physical and chemical identification Red precipitate Rate of refraction 1.30-1.45 Moisture 3.0% Burning residue 3.0% S-type purity (HPLC) 99.0%
Product Name: Hydroxypropyl tetrahydropyranitol Pro-Xylane "Type: Cosmetic Grade Origin: China CAS No.: 439685-79-7 AUCO No.: 122 Packing: 25kg bag" Items Standard Appearance White or white like crystal or powder Chromatographic identification "The retention time is consistent with the standard" Physical and chemical identification Red precipitate Rate of refraction 1.30-1.45 Moisture 3.0% Burning residue 3.0% S-type purity (HPLC) 99.0%