vitriol oil

常见例句

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.
初洗时要用浓硫酸和重镉酸钾的溶液进行清洗，里外要清晰5遍以上。
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Measuring the content of triterpenoid saponin in agrimony Aralia elata by the color development reaction & colorimetry between herb aldose and oil of vitriol reagent.
用香草醛-浓硫酸试剂显色比色分析了龙芽木根和叶中三萜皂甙的含量。
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.
本文报告了以酒厂废料杂醇油为原料，在催化剂浓硫酸或阳离子交换树酯存在下，经加热回流与冰醋酸反应生成以乙酸异戊酯为主的混合酯。