国产露双乳吃奶视频二区_国产成人精品亚洲二区午夜_国产精品宾馆国内精品酒店_国产精品蜜臀视频97

PRODUCTS
Ethyl propionate
Product name: Ethyl propionate
English name: Ethyl propionate
CAS RN: 105-37-3
Molecular formula: C5H10O2
Molecular weight: 102.13
Properties: Colorless to yellowish transparent liquid
Quality standard:
Index name QB/T1954-2007 Index
Ester content% ≥97.0
Acid value ≤1.0
Refractive index(20℃) 1.3830-1.3850

Back