Potassium chloride
- Số CAS
- 7447-40-7
- Khối lượng phân tử
- 74.55
- Công thức phân tử / ký hiệu hóa học
- KCl
Mô tả
Apearances: Colorless cubic crystals, often elongated. A density of 1.984 g / cm 3. Melting point 770 ℃, in 1500 ℃ sublimation.
ỨNG DỤNG
Nutritional
supplements used for making other potassium salts, also used in the
pharmaceutical, metal heat treatment, photographic and manufacturing metal
magnesium is used as an electrolyte supplement drugs for the treatment of
hypokalemia, gelling agent, substituting salt, yeast food ; for nutritional
supplements, gelling agent, yeast food, salt substitutes, etc.; nutritional
supplements; gelling additives; yeast food; flavoring agent; flavoring agent;
pH control agents; organization softener.
Keywords:Surface treatment chemicals
Phiếu kiểm nghiệm
|
|
Excellent pure |
AR |
CP |
Capacity operating reference |
|
（KCl） |
≥99.8% |
≥99.8% |
≥99.5% |
99.95%～100.5% |
|
pH（50g/L Solution，25℃） |
5.0～8.0 |
5.0～8.0 |
5.0～8.0 |
5.5～8.0 |
|
Clarity Test |
Qualified |
Qualified |
Qualified |
Qualified |
|
Water insoluble matter |
≤0.003 |
≤0.005 |
≤0.02 |
≤0.003 |
|
Bromides （Br） |
≤0.01 |
≤0.002 |
≤0.05 |
≤0.02 |
|
Iodide（I） |
≤0.001 |
≤0.002 |
≤0.01 |
≤0.001 |
|
Sulfate（SO4） |
≤0.001 |
≤0.002 |
≤0.005 |
≤0.001 |
|
Total nitrogen amount（N） |
≤0.0005 |
≤0.001 |
≤0.001 |
≤0.0005 |
|
Phosphate（PO4） |
≤0.0005 |
≤0.0005 |
≤0.002 |
≤0.0005 |
|
（Na） |
≤0.02 |
≤0.02 |
≤0.1 |
≤0.02 |
|
（Mg） |
≤0.0005 |
≤0.001 |
≤0.002 |
≤0.0005 |
|
（Ca） |
≤0.001 |
≤0.003 |
≤0.01 |
≤0.001 |
|
（Fe） |
≤0.0001 |
≤0.0003 |
≤0.0005 |
≤0.0001 |
|
（Ba） |
≤0.001 |
≤0.001 |
≤0.001 |
≤0.001 |
|
Heavy metal |
|
|
|
|