C. The quench is performed with aqueous sodium hydrogen carbonate and ethyl acetate.
三是演出的淬火、乙酸乙酯碳酸氢钠水溶液。
Acrylic resin is diluted in ethyl acetate and the remnant monomer is well separated from it by gas chromatography and is quantificationally measured by hydrogen flame ionization detector (FID).
乙酸丁酯稀释丙烯酸树脂后，用气相色谱法使丙烯酸树脂中的各种残余单体得到较好分离，再采用氢火焰离子化检测器(FID)定量测定。
Soluble lead sulfide can be extracted from the residue by 10% hydrogen peroxide, 15% ammonium acetate and 5% acetyl hydrate.
用10%过氧化氢—5%醋酸—15%醋酸铵浸取上述残渣，可浸取溶解硫化态铅；
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