一, 理化指标Characteristic Index
HPMA CAS NO:27813-02-1 / 923-26-2 海关编码HS code: 2916190000/2916140000
分子量(Molecular Weight):144.17
分子式(Formula Weight):C7H12O3

923-26-2分子结构图(Molecular structure)
二、质量与指标Quality and Index:
密度(density):1.066
化学式(chemical formula):CH2=C(CH3)COOCH2CH(OH)CH3
纯度purity (%):是少minimum 98.0(PSDB法)
水份water content (%):highest 0.3
颜色Color(APHA):highest 25
凝固点solidifying point(℃):-57
沸点?蒸汽压Boiling Point vapour pressure (℃/hpa):96/13.3
闪点flash point (℃):106/206?F
Tg值/玻璃化温度(glass transition temperature)Tg value (℃):76
比重specific gravity (20℃/4℃):1.024-1.030
粘度Viscosity(20℃,mpa.s):9.28
酸度Acidity(以甲基丙烯酸计methacrylic acid,%):1.0
毒性toxicity (LD50剂量dosage,mg/kg):5000
阻聚剂inhibitor (MEHQ,ppm):300
折射率refractive index ( D ):1.4489


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