H2S2O7 chemical formula, molecular weight 178.02. A colorless crystals, the temperature 35 ° C. Generation sulfate dissolved in water :
H2S2O7 + H2O = 2H2SO4
Coke with sulfuric acid stronger than concentrated sulfuric acid oxidation, for the system dyes, explosives and other organic acid compounds. So Moore from the SO3 sulfate combination and pure form :
H2SO4 + SO< SUB>3 = H2S2O7
cooling smoke sulfuric acid can precipitate Coke sulfate crystals.
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