Customization: | Available |
---|---|
Certification: | ISO |
Shape: | Powder |
Still deciding? Get samples of US$ 0/kg
Request Sample
|
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
ITEMS |
STANDARD |
TEST RESULT |
Appearance |
White crystals or crystalline powder |
Conforms |
Assay |
99.0% ~ 101.0% |
99.90% |
Specific optical rotation |
+22.4°~ +24.8° |
+23.7° |
pH value |
5.6~6.1 |
6.0 |
Loss on drying |
≤ 0.3% |
0.13% |
Heavy metals(Pb) |
≤15ppm |
5 ppm |
Residue on ignition |
≤0.40% |
0.03% |
Chloride (as CL) |
≤0.05% |
0.01% |
Sulfate (SO4),(as SO4) |
≤0.03% |
0.005% |
Iron (as Fe) |
≤30ppm |
7ppm |
Organic volatile impurities |
Meet the requirement |
Conforms |
Identification |
Infrared absorption |
Conforms |
Packing:25kg/woven bag with PE lining
Storage & Transportation: Stored in a dry and ventilating warehouse. Keeping away from moisture and hot; unloaded with care. Stored separately from poisonous substances.