Sulphuric acidGOST 2184-2013
Specifications
|
indicator |
Enhanced |
Class I |
Class II |
|---|---|---|---|
|
Mass for monohydrate (H2SO4),% |
92,5-94 |
No less 92,5 |
No less 92,5 |
|
Mass fraction of iron (Fe),%, not more |
0.006 |
0.02 |
0.1 |
|
Mass fraction of residue after calcination , %, not more |
0.02 |
0.05 |
not rated
|
|
Mass fraction of nitrogen oxides (N2O3),%, not more |
0,00005 |
not rated |
not rated |
|
Arsenic (As),%, not more |
0,00008 |
not rated |
not rated |
|
Mass fraction of chlorides (Cl),%, not more |
0,0001 |
not rated |
not rated |
|
Mass for lead (Pb),%, not more |
0,01 |
not rated |
not rated |
|
Transparency |
Without dilution |
not rated |
not rated |
|
Color cm3 reference solution , not more than |
1 |
6 |
not rated |
|
|
|
|
|
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