Properties:Even
grain, light yellow. All the indexes are better
than those of national standard.
Main Index:
| Item |
GB10794-89 |
FCC(IV) |
| Content
(based on dry basis)% |
98.0 |
98.5-101.5 |
| Optical
rotation[α] D20 |
+19.0º
+21.3º |
+20.3º
+21.5º |
| Transmittance% |
≥95 |
-- |
| PH value |
5.0-6.0 |
-- |
| Loss on drying % |
≤1.0 |
≤1.0 |
| Arsenic(based on AS)% |
≤0.0001 |
-- |
| Heavy meta(based on Pb)% |
≤0.001 |
0.0010 |
| Sulfate(based on SO4)% |
≤0.03 |
-- |
| Residue on ignition% |
≤0.20 |
≤0.20 |
Storage:Stored
in sealed container at room temperature.
Packing:Packed
in cardboard drum with the lining of two
layers of plastic bags. NW:25 KG per drum.
