| Model: | Ascorbic Acid |
|---|---|
| Brand: | - |
| Origin: | Made In China |
| Category: | Chemicals / Food Additives |
| Label: | ascorbic acid , vitamin , VC |
| Price: |
US $3.35
/ kg
|
| Min. Order: | 2000 kg |
| Last Online:05 Jun, 2017 |
SPECIFICATION:
|
Properties |
Specifications |
|
Appearance |
White crystal powder |
|
Identification |
Positive reaction |
|
Clarity of solution |
Clear |
|
Assay |
99.0-100.5% |
|
Metlting point |
187-192℃ |
|
PH |
2.1-2.6 |
|
Color of solution |
BY7 max |
|
Copper |
5ppm max |
|
Heavy metal(Pb) |
2ppm max |
|
Iron |
2ppm max |
|
Arsenic |
3ppm max |
|
Oxalic acid |
0.2%max |
|
Sulphate ash |
0.1% max |
|
Specific optical rotation |
+20.5- +21.5℃ |
|
Organic volatile impurities |
Pass test |
|
Residual Solvents |
Methanol: NMT 3000ppm |
PACKAGE:
25kg / carton.
STORE:
Shielded from light, dry and cool placement, sealed for storage. Put on the pallets will be better in the warehouse.
QUALITY AND SAFETY ASSURANCE:
Our Ascorbic Acid products are controlled under certified quality system ISO9001 and product safety are ensured by established safety system.
TEST METHOD:
Full details and test method are available on request.
