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其中部分异丙醇。One part isopropyl alcohol.
待样品冷却后用干净的异丙醇清洗残留助焊剂。Stay samples with clean after cooling isopropyl alcohol cleaning residue flux.
取代加在平版水槽液中异丙醇的化学物质。Chemicals used in lithographic dampening solution in place of isopropyl alcohol.
使用如异丙醇，丁酮或酒精等溶剂清除残留的密封胶。Use, such as isopropyl alcohol, methyl ethyl ketone, or alcohol solvent remove residual sealant.
结果以十四烷酸异丙酯作溶剂，采用薄膜过滤法，可消除基质干扰。Result The membrane filtration avoided interference of media by using isopropyl myristate as solvent.
然后使用沾过乳化剂的棉花棒清理按键以及手机机身。Then use cotton swabs soaked with isopropyl alcohol to clean between keys, as well as the phone body.
目的是在保证安全、低消耗情况下用异丙醇浸出高品质的油脂和粕。The object was to extract high quality oil and meal by isopropyl alcohol at low costs and high safety.
测定了1-戊烯、3-甲基-1-丁烯、1-己烯和乙酸异丙酯的临界参数。The critical parameters of 1-pentene, 3-methyl-1-butene, 1-hexene and isopropyl acetate were determined.
仓库般的大房间中蓄积了数千升的异丙醇，两百万条鱼长眠其中。Immersed in thousands of gallons of isopropyl alcohol in a warehouse-like room, 2 million fish sleep forever.
考察并优化了固体酸SA催化合成水杨酸异丙酯的工艺条件。With boronic acid SA, we synthesized isopropyl salicylate and optimized the esterification process conditions.
采用异丙醇溶解的钛酸酯偶联剂NDZ-311对凹凸棒石粘土进行超声湿法表面改性。Attapulgite was modified by titanate coupling agent NDZ311 in isopropyl alcohol by means of ultrasonic dispersion.
阐述了异丁醛乙酸工艺制备甲基异丙基酮的中试所涉及的若干工程技术问题。This article refers to the synthesis of methyl isopropyl ketone using isobutylaldehyde-acetic acid as raw materials.
在环丙甲酸异丙酯的合成反应中，通过相转移催化剂提高了反应收率。By using phase transfer catalyst, the yield of the preparation of cyclopropane carboxylic isopropyl ester was increased.
实验发现，异丙醚-苯酚复合溶剂对萃取对苯二酚有促进作用。Experiment results showed that mixed solvent of isopropyl ether and phenol could promote the extraction of hydroquinone.
异丙基环己烯基醚可以作为羰基的保护试剂，具有潜在的应用前景。Isopropyl cyclohexeneyl ether can be used as the protective reagent to carbonyl group, which has potential application prospect.
考察了不同条件对异丙基黄药合成异丙基黄原酸甲酸乙酯的影响。The effect that isopropyl xanthogen ethyl formate is synthesized with isopropyl xanthate under differ condition has been studied.
考察了不同条件对异丙基黄药合成异丙基黄原酸甲酸乙酯的影响。The effects that isopropyl xanthogen ethyl formate is synthesized with isopropyl xanthate under differ conditions has been studied.
四氯化锡对由氯乙酸和异丙醇合成氯乙酸异丙酯的酯化反应具有较高的催化活性和选择性。SnCl 4 has high catalytic activity and selectivity in the synthesis of isopropyl chloroacetate from isopropanol and chloroacetic acid.
用异丙醇及丙酮反复提取虾酱中的诱变剂前体，得两种粗提物。The mutagen precursors in shrimp sauce were extracted with isopropyl alcohol and acetone. Crude extracts No. 5 and No. 6 had obtained.
以异丙醇-水溶液为研究物系，引入空气对垂直管内流动相变强化传热进行了实验研究。The heat transfer enhancement of the mixtures of isopropyl alcohol and water inside vertical tube was experimented in the presence of air.