... the vulcanizing agents for butyl rubber, natural rubber, styrene-butadiene rubber and so on 1.Uses:It' ... s used as the vulcanizing agents for butyl rubber, natural rubber ... with strong oxidants.ItemIndexContent, %(m/m)≥98.0Limits for melting point, °CDecomposed about 230°CTest dissolved ... .5AppearanceLight yellow to light brown crystal 1,4-Benzoquinone dioxime for vulcanizer