Technical indicators
| No. |
Testing item |
Analytically pure |
Chemically pure |
1 |
Content(K2SO4),% |
≥99.0 |
≥98.5 |
2 |
PH(50 g /L,25?) |
5.0~8.0 |
5.0~8.0 |
3 |
Clarity Test |
Qualified |
Qualified |
4 |
Water insoluble,% |
≤0.005 |
≤0.01 |
5 |
Chloride(Cl),% |
≤0.0005 |
≤0.001 |
6 |
Total nitrogen(N),% |
≤0.0005 |
≤0.001 |
7 |
(Na),% |
≤0.03 |
≤0.1 |
8 |
(As),% |
≤0.0001 |
≤0.0005 |
9 |
(Ca),% |
≤0.01 |
≤0.02 |
10 |
(Fe),% |
≤0.0002 |
≤0.0005 |
11 |
Heavy metal(Pb),% |
≤0.0005 |
≤0.001 |
Use:Used as a drug (such as laxatives), fertilizer (potassium, about 50% is available potash as basal fertilizer, seed, fertilizer and top dressing) system is also used alum, glass and Potassium carbonate.
Packaging:25kg woven bag,lined with double plastic bag(or according to customers' requirements)
Note:Store in a cool, ventilated, dry place, kept at room temperature
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