Audited Supplier
Coated 93%
50-81-7
C6h8o6
Paper
Normal
>12 Months
Chemosynthesis
Can Not Be Stored with Toxic, Corrosive, Volatile
White or Almost White Microencapsulation
Within 15after Receiving Deposit
T/T
Haitong
25kg Carton With 2 Layer of PE Liner
GB/Tsio28001-2001
China
29369000
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) 93.0% min
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 |
