Gold Member Since 2010
Audited Supplier
Tianjin Haitong Chemical Industrial Co., Ltd.

Vitamin C, Ascorbic Acid, Vitamin C Coated manufacturer / supplier in China, offering Vitamin C (93% Coated BP2008/USP31), Sodium Citrate, Dl-Malic Acid (HS CODE: 2918199090) and so on.

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Supplier Homepage Product PHARMACEUTICAL MATERIAL Vitamin C (93% Coated BP2008/USP31)

Vitamin C (93% Coated BP2008/USP31)

FOB Price: Get Latest Price
Min. Order: 5 MT
Port: Qingdao, China
Production Capacity: 5, 000tons/Year
Payment Terms: L/C, T/T, Western Union, Paypal
Basic Info
  • Model NO.: BP2008/USP31
  • Color: White
  • Function: Nourishing and Balancing Nutrition
  • Fuction: Improve Memory or Sleep
  • Shelf Time: 2years
  • Transport Package: 25kg Carton or Fiberdrum With 2 Layers of PE Liner
  • HS Code: 29369000
  • Environmental Protection: Yes
  • Classification: Vitamin
  • Appearance: Powder
  • Delivery Time: Within 15days After Receiving Deposit
  • Trademark: OEM
  • Origin: China
Product Description
Appearance: White or almost white granular pass
Odor: Odorless or almost odorless
Identification: Positive Reaction
Heavy Metals (lead) <10ppm
Arsenic <3ppm
Loss on drying((1g, silica gel, 24h) 0.15% max
Residue on ignition 0.1% max
Assay (Calculated on the dried basis) 92.0- 94.0%
Fineness: Through 20 Mesh &ge 98% b. Through 100 Mesh 25%
Microbiology Max. 500aerobe/g Max. 100 fungus/g
Absence of E. Coli
Storage: Kept in cool, dry and closed place
Shelf-life: 2 years
ITEMSTANDARD
AppearanceWhite or  almost  white crystal  or  crystalline powder
Identification  Positive
Melting point 191 °C  ~  192°C 
pH (5%,  w/v)  2.2 ~   2.5 
pH (2%,w/v)  2.4 ~   2.8 
Specific optical  rotation +20.5°  ~  +21.5°  
Clarity  of  solutionClear 
Heavy metals≤0.0003% 
Assay (as C 6H 8O6, %) 99.0  ~  100.5 
Copper≤3 mg/kg
Iron≤2 mg/kg
Mercury≤1 mg/kg 
Arsenic≤2 mg/kg 
Lead≤2 mg/kg
Oxalic acid≤0.2%
Loss   on drying≤0.1%
Sulphated ash≤0.1%
Residual solvents (as methanol)≤500 mg/kg 
Total  plate count (cfu/g)≤1000
Yeasts  & molds (cfu/g)≤100  
Escherichia.  Coli/g Absence 
Salmonella/  25g Absence 
Staphylococcus aureus/ 25g Absence 
Vitamin C (93% Coated BP2008/USP31)
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