Hypo-sulfonamide hpe n-gun jaw ai lam hpe n-gun jaw ai lam

Aug 16, 2017

zinc oxide hte steric acid nga ai shara hta, lahkawng ngu na sulfonamide hpe n-gun jaw ai wa a vulcanization mechanism hte seng nna, vulcanization galaw ai shaloi, SN matut mahkai lam hta, n-gun jaw ai molecule gaw zinc oxide hte bai htang ai, kaga daw ni gaw amine. de, zinc oxide hte bai nhtang wa ai ngu kam ma ai. 1990 ning hta vulcanization a (sh) n-gun n rawng ai aten hta.}.