常見例句雙語例句Need to clean it with the liquor of oil of vitriol and the cadmium acid kalium when you first clean , and must clean over five times from inner to exterior.初洗時要用濃硫酸和重鎘酸鉀的溶液進行清洗,里外要清晰5遍以上。iask.sina.com.cnThis method involves using the glacial acetic acid as a catalyst, adding the litharge in aqueous medium and adding a quantity of oil of vitriol to yield lead sulfate.該法來用了冰乙酸作催化劑,在水介質(zhì)中加入氧化鉛,再滴加一定量的濃硫酸來合成硫酸鉛。It is reported that fusel oil can be used for synthesising mixing esters mainly inclusding amyl acetate when it is heated and back-flowed with Catalyst oil of vitriol or canon exchange resin.本文報告了以酒廠廢料雜醇油為原料,在催化劑濃硫酸或陽離子交換樹酯存在下,經(jīng)加熱回流與冰醋酸反應生成以乙酸異戊酯為主的混合酯。 返回 oil of vitriol