product details
Potassium sulfate k2SO4
Relative molecular Weight: 174.26
Properties:Colorless transparent crystal orpowder.Soluble in water. Heavy and hard. The relative density is 2.662, themelting point is 1069 ° C, the boiling point is 1689 ° C.
Product standard number: GB/T 16496-1996
Specifications: Content and content of impurities in %
Test Items | AR | CP |
Content | 99.0 | 98.5 |
PH(50g/L,25℃) | 5.0~8.0 | 5.0~8.0 |
Clarity test | Qualified | Qualified |
Water insoluble matter | 0.005 | 0.01 |
Chloride(Cl) | 0.0005 | 0.001 |
Total nitrogen(N) | 0.0005 | 0.001 |
Sodium(Na) | 0.03 | 0.1 |
Calcium(Ca) | 0.01 | 0.02 |
Iron(Fe) | 0.0002 | 0.0005 |
Arsenic(As) | 0.0001 | 0.0005 |
Heavy metal(以Pb计) | 0.0005 | 0.001 |
Package:25 kg in woven bag with plastic inner bag
Package:500g per bottle,20 bottles percarton.
Usage:It can be use as analysis ofreagents,such as the benchmark reagent, Kjeldahl nitrogen catalyst. Also forthe preparation of potassium and pharmaceutical industry.
High purity Potassium sulfate AR Grade