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Specification
|
CAS No. |
50-81-7 |
|
Chemical Formula |
C 6 H 8 O 6 |
|
Specification |
BP 2009/ USP 32 / FCC V |
|
Packing |
In 25kg cartons |
|
Functional use |
Antioxidant |
|
Items |
Specifications |
|
Appearance |
White crystalline powder |
|
Identification |
Positive reaction |
|
Melting point |
about 190 °C |
|
Specific rotation |
+20.5 --- +21.5 o |
|
PH value |
2.1 - 2.6 |
|
Clarity of solution |
Clear |
|
Colour of solution |
BY7 max |
|
Heavy metals |
10 ppm max |
|
Copper |
5 ppm max |
|
Iron |
2 ppm max |
|
Assay(on dried basis) |
99.0 - 100.5% |
|
Residue on ignition |
0.1% max |
|
Organic volatile impurities |
Conforms |
|
Oxalic Acid |
0.2% max |
Packing & Delivery
25kg Carton
