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Vitamins

Product Image (HDC-VITAMIN-B1)

Thiamine Hydrochloride

Price: 24.00 - 60.00 USD ($)/Kilograms

Appearance: White or almost white, crystalline powder or colourless crystals; Identification(A: Spectroscopic Identification Tests - Infrared Spectroscopy): Concordant with the reference spectrum; Identification(B: Identification Tests - General Chloride): Conforms to USP2021; Limit of Nitrate: No brown ring is produced at the junction of the two layers; Absorbance of Solution: Not more than 0.025; pH Value: 2.7 3.4; Water: Not more than 5.0%; Related Compounds: Not more than 1.0%; Residue on Ignition: Not more than 0.2%; Assay: 98.0% 102.0%

Product Image (HDC-DL)

DL-Alpha Tocopherol

Price: 33.70 USD ($)/Kilograms

Appearance: Slightly yellow to amber, clear, viscous oil; Identification: Meets the requirements; Chromaticity: Not more than 4.0; Refractive Index: 1.503 1.507; Specific Absorption: 72 76; Acidity: Not more than 1.0mL; Impurity A: Not more than 0.5%; Impurity B: Not more than 1.5%; Sum of impurities C and D: Not more than 1.0%; Any other impurity: Not more than 0.25%; Total impurities: Not more than 2.5%; Assay (GC): 96.0% 102.0%; Residue on Ignition: Not more than 0.1%; Arsenic (As): Not more than 1 ppm; Lead (Pb): Not more than 2 mg/kg; Residual Solvents (Diethyl carbonate): Not more than 5000 ppm; Moulds & Yeasts Count: Not more than 100 CFU/g; Aerobic Plate Count: Not more than 1000 CFU/g; Coliforms: Less than 3.0 MPN/g; Salmonella: Negative/25g; Escherichia coli: Less than 10 CFU/g; Staphylococcus aureus: Negative/25g

Product Image (D-ALPHA TOCOPHEROL 1000IU)

D-Alpha Tocopherol 1000IU

Price: 49.00 USD ($)/Kilograms

Color:Yellow to brownish red; Odour: Nearly odourless

Product Image (D-ALPHA TOCOPHERYL ACETATE 1360IU)

D-Alpha Tocopheryl Acetate 1360IU

Price: 70.50 USD ($)/Kilograms

Colour: Colourless to yellow; Odour: Nearly odourless; Appearance: Clear oily liquid; Identification(Chemical reaction): Positive; Identification(GC): Corresponds to RS; Acidity: Not more than 0.5 ml; Optical Rotation: Not less than +24; Residue on Ignition: Not more than 0.1%; Specific Gravity (25ï): 0.92 g/cm3 0.96 g/cm3; Refractive Index nD20: 1.494 1.499; Specific Absorption (E1% 1cm, 284nm): 41.0 45.0; Assay: 96% 102%; D-alpha tocopheryl acetate: Not less than 1306 IU/g; Heavy metals: Not more than 10 ppm; Arsenic(As): Not more than 1 ppm; Lead(Pb): Not more than 1 ppm; Cadmium(Cd): Not more than 1 ppm; Mercury(Hg): Not more than 0.1 ppm; B(a)p: Not more than 2 ppb; PAH4: Not more than 10 ppb; Total Aerobic Microbial Count: Not more than 1000 CFU/g; Total Yeasts and Moulds Count: Not more than 100 CFU/g; Escherichia coli: Negative/10g; Salmonella: Negative/10g

Product Image (HDC-P5P-001)

Pyridoxal 5-Phosphate Monohydrate

Price: 145.00 USD ($)/Kilograms

Appearance: Slightly yellow or off-white powder; Identification: The retention time of the major peak of the product corresponds to that of the standard; Solubility: Very slightly soluble in water, soluble in alkali-OH solution; Melting point: 140.0ï145.0ï; Water by KF: ï10.0%; Heavy Metals: ï10 ppm; Cadmium(Cd): ï0.5 ppm; Arsenic(As): ï1.5 ppm; Lead(Pb): ï0.5 ppm; Mercury(Hg): ï0.1 ppm; pH Value(0.25% Aqueous Solution): 2.63.0; Particle Size: 90% pass through 30 mesh; Free Vitamin B6: ï0.05%; Bulk Density: ï0.35g/ml; Tapped Density: ï0.60g/ml; Assay(On Dried Basis): 98.5%101.0%; Residual Solvents(Ethanol): Complies to USP38ï5000ppm; Total Plate Count: ï1000CFU/g; Yeasts & Molds: ï100CFU/g; Salmonella: Negative; Escherichia coli: Negative; Staphylococcus Aureus: Negative

Product Image (D-Alpha Tocopheryl Acid Succinate 1185IU/g)

D-Alpha Tocopheryl Acid Succinate 1185IU/g

Price: 83.00 USD ($)/Kilograms

Colour: White to almost white; Odour: Nearly odourless; Appearance Powder or Granules; Identification(Chemical Reaction): Positive; Identification(GC): Corresponds to RS; Acidity: 18.0ml19.3ml; Optical Rotation: Not less than +24; Bulk Density: 0.20g/cm3 0.60g/cm3; Particle Size(Residue on 20 meshes): Not more than 1%; Particle Size(Residue on 80 meshes): 35% 99%; Particle Size(Pass through 120 meshes): Not more than 10%; Assay(D-Alpha Tocopheryl Acid Succinate): 96% 102% Not less than 1161.6 IU/g; Melting Point: 73ï 78ï; Lead(Pb): Not more than 1.0 ppm; Arsenic(As): Not more than 1.0 ppm; Cadmium(Cd): Not more than 1.0 ppm; Mercury(Hg): Not more than 0.1 ppm; B(a)p: Not more than 2.0 ppb; PAH4: Not more than 10.0 ppb; Total Aerobic Microbial Count: Not more than 1000 CFU/g; Total Yeasts and Moulds Count: Not more than 100 CFU/g; Escherichia coli: Negative/10g

Product Image (HDC-D-PANTHENOL)

D-Panthenol Intrapan

Price: 13.10 - 30.00 USD ($)/Kilograms

Appearance: Colourless or slightly yellowish, viscous hygroscopic liquid; Solubility: Freely soluble in water, in alcohol, in methanol, and in propylene glycol; soluble in chloroform and in ether; slightly soluble in glycerin; practically insoluble in heptane; Identification A (Infrared absorption): Conforms to USP2021; Identification B (The Sample solutio): A deep blue colour develops; Identification C (The Sample solution): A purplish red colour develops; Assay (on the anhydrous basis): 98.0% 102.0%; Water determination: Not more than 1.0%; Specific Optical Rotation: +29.0 +31.5; Limit of Aminopropanol: Not more than 1.0%; Residue on Ignition: Not more than 0.1%; Refractive Index (20„): 1.495 1.502

Product Image (HDC-PN-HCL)

Pyridoxine Hydrochloride

Price: 20.00 - 50.00 USD ($)/Kilograms

Appearance: White or class white crystalline or crystalline powder; Identification(A: Spectroscopic Identification Tests-Infrared Spectroscopy): Concordant with the reference spectrum; Identification(B: Identification Tests-General Chloride): Conforms to USP43; Loss on Drying: Not more than 0.5%; Residue on Ignition: Not more than 0.1%; Chloride Content: 16.9% 17.6%; Assay: 98.0% 102.0%

Product Image (HDC-VITAMIN-B9)

Folic Acid

Price: 27.50 USD ($)/Kilograms

Appearance: Yellowish or orange crystalline powder; Identification: Ratio: A256/A365: 2.80 3.00; Water: Not more than 8.5%; Residue on Ignition: Not more than 0.3%; Cadmium(Cd): Not more than 1mg/kg; Mercury(Hg): Not more than 1mg/kg; Arsenic(As): Not more than 3mg/kg; Lead(Pb): Not more than 2mg/kg; Total Aerobic Plate Count: Not more than 1000CFU/g; Yeasts & Moulds: Not more than 100CFU/g; Coliforms: Not more than 3.0MPN/g; Salmonella: Negative; Assay HPLC(On the Anhydrous Basis): 96.0% 102.0%

Product Image (HDC-FMN-NA)

Riboflavin Sodium Phosphate

Price: 96.00 USD ($)/Kilograms

Appearance: Yellow to orange yellow crystalline powder; Identification: Be Positive; pH Value: 5.0 6.5; Limit of Lumiflavin: Not more than 0.025; Free Riboflavin: Not more than 6.0%; Riboflavin di-Phosphate: Not more than 6.0%; Free Phosphate: A sample solution not more than A control solution(NMT 1% as PO4); Specific Rotation: +37.0 +42.0; Assay: 73.0% 79.0%; Loss on Drying: Not more than 7.5%; Residue on Ignition: Not more than 25.0%; Total Aerobic Plate Count: Not more than 1000CFU/g; Yeasts & Moulds: Not more than 100CFU/g; Escherichia coli(MPN/g): Negative

Product Image (HDC-VD3-100000IU)

Vitamin D3 100000 IU

Price: 13.00 USD ($)/Kilograms

Appearance: Off-white to yellowish free-flowing beadlets or powder; Dispersibility: Cold water disperse; Particle Size: 100% pass through 30 mesh sieve; Loss on Drying: Not more than 5.0%; Vitamin D3: Not less than 100,000 IU/g; Total Heavy Metals: Not more than 10 ppm; Lead(Pb): Not more than 2 ppm; Arsenic(As): Not more than 2 ppm; Cadmium(Cd): Not more than 1 ppm; Mercury(Hg): Not more than 0.1 ppm; Total Plate Count: Not more than 1000 CFU/g; Yeasts & Moulds: Not more than 100 CFU/g; Coliforms: Less than 3 MPN/g; Salmonella: Negative/25g; Escherichia coli: Negative/g

Product Image (01)

D A Tocopherol Acid Succinate

  • Physical Form:Powder
  • Purity:99%
  • Grade:A
  • Appearance:High
  • Product Type:D-A-Tocopherol Acid Succinate
  • Storage:Room Temperature
  • Application: Industrial
  • Supply Ability:10000 Per Month
  • Delivery Time:10 Days
Product Image (02)

Mixed Tocopherols

  • Delivery Time:10 Days
  • Supply Ability:10000 Per Month
  • Appearance:High
  • Product Type:Mixed Tocopherols
  • Storage:Room Temperature
  • Application: Industrial
  • Physical Form:Liquid
  • Purity:99%
  • Grade:A
Product Image (03)

Vitamin B12 Powder

  • Grade:A
  • Purity:99%
  • Physical Form:Powder
  • Storage:Room Temperature
  • Application: Industrial
  • Product Type:Vitamin B12 Powder
  • Appearance:High
  • Supply Ability:10000 Per Month
  • Delivery Time:10 Days
Product Image (04)

Vegan Vitamin D3 Oil

  • Application: Industrial
  • Storage:Room Temperature
  • Product Type:Vegan Vitamin D3 Oil
  • Appearance:High
  • Grade:A
  • Purity:99%
  • Physical Form:Liquid
  • Delivery Time:10 Days
  • Supply Ability:10000 Per Month
Product Image (05)

Vitamin K2 Oil

  • Supply Ability:10000 Per Month
  • Delivery Time:10 Days
  • Appearance:High
  • Product Type:Vitamin K2 Oil
  • Application: Industrial
  • Storage:Room Temperature
  • Physical Form:Liquid
  • Purity:99%
  • Grade:A
Product Image (58-95-7)

D Alpha Tocopheryl Acetate

  • Supply Ability:10000 Per Month
  • Delivery Time:10 Days
  • Appearance:High
  • Application: Industrial
  • Storage:Room Temperature
  • Product Type:D-Alpha Tocopheryl Acetate
  • Physical Form:Liquid
  • Grade:A
  • Purity:99%
Product Image (59-02-9)

D Alpha Tocopherol

  • Product Type:D-Alpha Tocopherol
  • Storage:Room Temperature
  • Application: Industrial
  • Appearance:High
  • Purity:99%
  • Grade:A
  • Physical Form:Liquid
  • Delivery Time:10 Days
  • Supply Ability:10000 Per Month
Product Image (HDC-VITAMIN-B2)

Riboflavin Vitamin B2

Price: 40.50 USD ($)/Kilograms

Appearance: Yellowish or orange yellow crystalline powder; Identification: Intense yellowish-green fluorescence that dis-appears upon the addition of mineral acids or alkalies; Lumiflavin: Not more than 0.025; Specific Rotation: -115 -135; Assay: 98.0% 102.0%; Loss on Drying: Not more than 1.5%; Residue on Ignition: Not more than 0.3%; Heavy Metals: Not more than 10ppm; Lead(Pb): Not more than 1ppm; Bulk Density: Not less than 0.30 g/mL; Particle Size: 95% passes through 80 mesh; Total Aerobic Plate Count: Not more than 1000CFU/g; Yeasts & Moulds: Not more than 100CFU/g; Escherichia coli: Negative

Product Image (HDC-57-CO)

Cyanocobalamin VB12

Price: 1500.00 USD ($)/Kilograms

Characteristics: Dark red , crystalline powder or dark red crystals; Identification A: UV: Absorption maxima at 278nm , 361nm and 547-559nm A361nm/A278nm: 1.701.90A361nm/A547-559nm: 3.153.45; Identification B: UHPLC: The principal peak in the chromatogram obtained with the test solution is similar in retention time and size to the principal peak in the chromatogram obtained with reference solution(c); Loss on Drying: Not more than 10.0%; Assay: 97.0%102.0%; Total impurities: Not more than 3.0%; 7 , 8-Lactone-cyanocobalamin: Not more than 0.7%; 50-Carboxycyanocobalamin: Not more than 0.5%; 34-Methylcyanocobalamin: Not more than 1.5%; 32-Carboxycyanocobalamin: Not more than 0.5%; 8-Epi-cyanocobalamin: Not more than 0.5%; Impurity F: Not more than 0.5%; Unspecified impurities: Not more than 0.2%; Acetone: Not more than 5000ppm; The total aerobic microbial count: Not more than 1000cfu/g; The total combined yeasts/mould count: Not more than 100cfu/g

Product Image (HDC-VB12-002)

Mecobalamin (Methylcobalamin)

Price: 2000.00 USD ($)/Kilograms

Appearance: Dark red crystals or crystalline powder; Identification(UV): Compare the spectrum with the reference spectrum , both spectra exhibit similar intensities of absorption at the same wavelengths; Identification(Cobalt): Meets JP requirement; Clarity and color of solution: The solution is clear and red color; Related substances: Each area of the peaks other than mecobalamin is not more than 0.5% of the peak area of mecobalamin The total area of the peaks other than mecobalamin is not more than 2.0%; Water: Not more than 11.5%; Assay(on the anhydrous basis): 98.5%-101.0%; Acetone: Not more than 5000ppm; The total aerobic microbial count: Not more than 1000cfu/g; The total combined yeasts/mould count: Not more than 100cfu/g

Product Image (HDC-BIOTIN-001)

D-Biotin Vitamin H

Price: 200.00 USD ($)/Kilograms

Description and solubility: Practically white , crystalline powder. Very slightly soluble in water and in alcohol; insoluble in other common organic solvents; Identification(A. Infrared absorption): To match with the reference IR spectrum; Identification(B. Specific optical rotation): Meets the requirements; Identification(C. HPLC): The retention time of the major peak of the Sample solution corresponds to that of the Standard solution , as obtained In the Assay; Assay: 97.5% 102.0%; Individual impurity: Not more than 1.0%; Total impurities: Not more than 2.0%; Optical Rotation: +89 +93; Residual solvents: Not more than 890ppm

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