PRODUCTS
CAS NO：7778-80-5
EINECS NO：231-915-5
Molecular formula K₂SO₄，It is an inorganic salt, generally K content is 50% ~ 52%, S content is about 18%,colorless or white crystals, particles or powder.
Application：Used as a chemical fertilizer in agriculture, with a potassium oxide content of 50 to 52%. It is the raw material for making potassium salt. Used in the manufacture of intermediates in the dye industry. Used as a clarifier in the glass industry. Used as an auxiliary in the perfume industry. Used as a laxative in medicine. Used as a general additive in the food industry. Also used for serum protein biochemical test.
Package：The woven bag of the jacket is lined with a plastic bag, and the net weight is 40 kg.
Storage and transportation：Store in a ventilated, dry warehouse. The package is sealed to avoid moisture, and to prevent the rain from melting and losing during transportation.
Requirements for potassium sulfate for agriculture
|
ITEM |
Powder Crystal |
Granular |
|||
|
High class |
First class |
Qualified |
High class |
Qualified |
|
|
Mass fraction of water-soluble potassium oxide |
52 |
50 |
45 |
50 |
45 |
|
Sulphur mass fraction % |
17.0 |
16.0 |
15.0 |
16.0 |
15.0 |
|
Chloride ion mass fraction% |
1.5 |
2.0 |
5.0 |
1.5 |
2.0 |
|
Water mass fraction% |
1.0 |
1.5 |
2.0 |
1.5 |
2.5 |
|
Free acid quality% |
1.0 |
1.5 |
2.0 |
2.0 |
2.0 |
|
Particle size (particle size 1.00mm-4.75mm or 3.35mm-5.60 mm)% |
- |
- |
- |
90 |
90 |
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