Molecular formula: K2B4O7
Molecular weight: 233.429
Description: 200 mesh white powder. Soluble in water, slightly soluble in alcohol. The aqueous solution is alkaline.
Content: 99.00%
High impurity content (in%):
Hydrochloric acid insoluble matter (water insoluble matter); 0.01
Chloride (C1); 0.002
Sulfate (SO4); 0.01
Phosphate (PO4); 0.002
Carbonate (NO3); qualified
Nitrate (CO3); 0.005
Calcium (Ca):0.005
Iron (Fe):0.001
Heavy metals (in Pb); 0.002
Arsenic (As); 0.0005
Packing: plastic film bag for 25 kg and plastic woven bag for external use.
Transportation requirements: general merchandise.
