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Sulfuric acid reagent
Product name | Sequence numbers | Testing programmes | Analytical reagent |
Sulfuric acid reagent(GB/T625-2007) | 1 | H2SO4(%) | ≧95.0~98.0 |
2 | incinerated residue(%) | ≦0.001 | |
3 | chloride(%) | ≦0.00003 | |
4 | nitrate(%) | ≦0.00005 | |
5 | ammonium salt(%) | ≦0.0002 | |
6 | Fe(%) | ≦0.00005 | |
7 | As(%) | ≦0.000003 | |
8 | chromaticity(Hazen) | ≦10 | |
9 | potassium permanganate-reducing(%) | ≦0.0005 | |
10 | Cu(%) | ≦0.00001 | |
11 | Pb(%) | ≦0.00001 | |
Notice: different concentrations of sulfuric acid reagent can be prepared according to the customer's need | |||
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