| Molecular formula |
K2B4O7.5H2O |
| Molecular weight |
323.51 |
| CAS NO |
12045-78-2 |
| Characters |
White crystal |
| Use |
Used as disinfector |
| Specification |
Analytically pure , chemically pure |
| Executive standard |
Enterprise standard |
| Technical index |
|
Name
|
Analytically pure (%)
|
Chemically pure(%)
|
|
Content
|
≥99.5
|
≥99.0
|
| Water undissolved substance |
≤0.005 |
≤0.01 |
|
Chloride(Cl)
|
≤0.001
|
≤0.002
|
|
Sulfate(SO4)
|
≤0.005
|
≤0.01
|
| Nitrate(NO3) |
≤0.005
|
≤0.005
|
| Carbonate(CO3) |
qualified
|
qualified
|
| Calcium(Ca) |
≤0.005
|
≤0.005
|
|
Ferrum(Fe)
|
≤0.0005
|
≤0.001
|
|
Heavy metal(Pb)
|
≤0.001
|
≤0.002
|
| Phosphate(PO4) |
≤0.001
|
≤0.002
|
| Arsenic(As) |
≤0.0005
|
≤0.0005
|
|
| Packing |
500kg for bottle packing, 40kg for pail packing, 25kg for paper plastic packing. |
