l,Molecular formula:NaCl
2,Molecular weight:58.44
3,Properties:White tetragonal crystal or crystalline powder, soluble in water and glycerin, insoluble in ethanol and hydrochloric acid, Mp:800.4°C.
4,Use:Analytical reagent, test fluorin and silicate reagent by microanalysis,.
5,Product index:GBl266-86
Index name:special grade
Content(NaCl)≥99.5%
Aqueous solution reaction:Qualified
Maximum impurity content(calculated by %):
Clarity test:Qualified
Insoluble substance in water≤0.02
Drying loss≤0.5
Bromide(Br)≤0.05
Iodide(I)≤0.012
Nitrogen compound(based on N)≤0.003
Sulphate(SO4)≤0.005
Magnesium(Mg)≤0.005
Potassium(K)≤0.04
Calcium(Ca)≤0.01
Iron(Fe)≤0.0005
Heavy metal(based on Pb)≤0.001
Barium(Ba)≤0.001
Arsenic(As)≤0.001
Packing:25kg woven plastic bag with plastic lining
Transportation:Common article.