Detailed Product Description

Assay (C₇H₆O₆S·2H₂O)...........................≥99.0%         

Sensitivity to iron..................................passes test       

Clarity...................................................passes test

Insoluble matter in water...........................≤0.005%       

Ignition residue (as sulfate).........................≤0.02%       

Chloride (CI).............................................≤0.002%        

Sulfate (SO₄)...............................................≤0.1%       

Iron (Fe)..................................................≤0.0001%   

Heavy metals (as Pb)...............................≤0.0005%       

Salicylic acid (HOC₆H₄COOH).....................≤0.02%

Analytical reagent

Warning! Causes irritation to skin, eyes and respiratory tract. Avoid contact with eyes, skin and clothing. Avoid breathing dust. Use only with adequate ventilation. Keep container closed. Wash thoroughly after handling.

UN  2585            CAS-No. 5965-83-3

R 36/38

S 26