The casting process and reverse osmosis (RO) properties of hydroxy-propyl cellulose acetate (HPCA) membrane were studied.
研究了羟丙基醋酸纤维素反渗透膜的制膜工艺和膜性能。
Through chromium sour oxidize propyl alcohol system ester law study in sulphuric acid acetic acid system in, proply acetate and proply propanoate form mechanism, and related influencing factor.
通过铬酸氧化丙醇制酯法，研究在硫酸-乙酸体系中，乙酸丙酯及丙酸丙酯的形成机理，及相关影响因素。
Starkrimson fruit aroma comprised butyl acetate, 3-methyl-butyl acetate, propyl acetate, ethyl acetate, 1-butanol, 1-propanol, 2-methyl-butanol and ethyl 2-methyl-butanoate.
乙酸丁酯、乙酸3 -甲基丁酯、乙酸丙酯、乙酸乙酯、1 -丙醇、1 -丁醇、2 -甲基丁醇和2 -甲基丁酸乙酯为新红星苹果果实的主要香气成分。
This paper introduces a synthesis method of iso-propyl acetate, using acetic acid and iso-propyl alcohol as raw material and neodymium oxide as catalyst.
介绍了以乙酸和异丙醇为原料，以氧化钕为催化剂来制取乙酸异丙酯的方法。
This paper introduces a synthesis method of iso-propyl acetate, using acetic acid and iso-propyl alcohol as raw material and neodymium oxide as catalyst.
介绍了以乙酸和异丙醇为原料，以氧化钕为催化剂来制取乙酸异丙酯的方法。
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