Vitamin C (Coated 97%) HS: 29369000 for Pharmaceutical Grade or Food Additive

• Main Ingredient: Ethyl Cellulose
• Type: Keeping Health and Promoting Growth
• Shape: Powder Feed
• Main Nutrients: Functional Feed
• Molecular Formula: C6h8o6
• Delivery Time: Within 15days After Receiving Deposit
• Model NO.: Coated 97%
• Shelf Time: 2years
• Storage: Kept in Cool, Dry and Closed Place
• Transport Package: 25kg Carton With 2 Layer of PE Liner
• Specification: GB/Tsio28001-2001
• Trademark: Haitong
• Origin: China
• HS Code: 29369000
• Production Capacity: 4, 500 Tons/Year

Product Description

Appearance: White or almost white microencapsulation
Odor: Odorless or almost odorless
Identification:Positive Reaction
Heavy Metals (lead) <10ppm
Arsenic <3ppm
Loss on drying((1g, silica gel, 24h) 2% max
Assay (Calculated on the dried basis) 97.5- 98.0%
Package: 25kg carton line with PE bags
Net weight: 25kg
Gross weight: 26.4kg
Storage: Kept in cool, dry and closed place
Shelf-life: 2 years

ITEM	STANDARD
Appearance	White 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  solution	Clear
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