DTDESPDTDMMDS產(chǎn)品名稱Product name硫酸乙烯酯Ethylene Sulfate亞硫酸乙烯酯Ethylene Sulfite4-丙基硫酸乙烯酯4-propyl-[1,3,2]dioxathiolane-2,2-dioxide甲烷二磺酸亞甲酯MethyleneMethanedisulfonate分子式Molecular FormulaC2H4O4SC2H4O3SC5H10 O4SC2H4O6S2CAS No.1072-53-33741-38-6165108-64-599591-74-9分子量M.W.124.12108.12166.19188.17物理性質(zhì)Phasical Properties密度(25℃)Density, g/cm3 1.64 物理性質(zhì)Phasical Properties閃點(diǎn)(℃)Flash Point折光率(25℃)Refractive Index 1.445 沸點(diǎn)(℃)Boiling point 170.6 熔點(diǎn)(℃)Melt Point99 57 146~146.5質(zhì)量指標(biāo)Quality specification色度APHA≤20≤20≤20質(zhì)量指標(biāo)Quality specification純度Assay (GC,%)≥99.5≥99.5≥99.5≤20水分Moisture (Karl-Fischer) (ppm)≤100≤100≤100≥99.5酸值(ppm)Acid Value ≤100≤100≤100≤100