ITEM | SPECIFICATION |
Appearance | White or almost white needle crystal powder, no odor, easily soluble in water, no impurities visible to normal vision |
Loss on drying | ≤ 0.5 % |
Sulfate Ash | ≤ 0.1 % |
Specific optical rotation[a]D20° | + 102.0 ° ~+ 105.0 ° |
Melthing point | 154.0ºC~160.0ºC |
Chloride (Cl) | ≤0. 005 % |
Sulfate (SO4) | ≤0. 005 % |
Assay | 99.0%~102.0% |
Package | 25kg/ Bag |
Storage condition | Store in a well closed place with constant low temperature and no direct sun light |
Shelf life | Two year s when properly stored |