Potassium fluoborate
- Số CAS
- 14075-53-7
- Khối lượng phân tử
- 125.91
- Công thức phân tử / ký hiệu hóa học
- KBF4
Mô tả
Apearances: Colorless
crystals. Can be acid decomposition of boron trifluoride. Slightly soluble in
water, hot ethanol and ether, insoluble in cold ethanol, and insoluble in
alkaline solution. Toxic, the median lethal dose (rats, intraperitoneal)
240mg/kg. Irritation.
ỨNG DỤNG
Flux. Casting aluminum or magnesium abrasive. Electrochemical Engineering and Chemical Research, flux.
Keywords:Surface treatment chemicals
Phiếu kiểm nghiệm
|
TEST ITEMS |
TEST RESULT |
|
|
|
CP |
AR |
|
|
≥98.0 |
≥99.0 |
|
Sulfate (SO4) |
≤0.005 |
≤0.005 |
|
Chloride (Cl) |
≤0.005 |
≤0.005 |
|
Phosphate (PO4) |
≤0.01 |
≤0.01 |
|
Free acid (HF) |
≤0.1 |
≤0.05 |
|
Free base (KOH) |
≤0.1 |
≤0.05 |
|
Fe |
≤0.005 |
≤0.005 |
|
Heavy metals (Pb) |
≤0.003 |
≤0.003 |
|
Potassium fluosilicate (K2SiF6) |
≤0.8 |
≤0.8 |