strong acid
镪水───strong acid
The catalysis of big pore strong acid resin for 1,4 - butanediol dehydration to tetrahydrofuran is investigated.───考察了大孔强酸性树脂对1,4 丁二醇 脱水制四氢呋喃的催化作用.
A strong - acid - resistance , high - capacity, good - strength, large - porosity chitosan resin was obtained under the optimum reaction conditions.───按最佳合成条件可制备出耐酸性能好 、 吸附能力强 、 机械强度好、孔隙率较高的壳聚糖树脂.
Vinegar has a strong acid taste.───醋有很强的酸味。
Offset printing plates used in the base is aluminum, which is strong, acid medium are unstable.───胶印洋搁置的印版版基是金属铝, 它在不弱酸 、 弱酸介质洋均不安定.
Description: Cerium Hydroxide is insoluble in water and soluble in strong acid.───说明: 氢氧化铈不溶于水,溶于强酸.
The reaction adopted strong - acid cation exchange resin catalysed phthalic anhydride and alcohol.───采用强酸性阳离子交换树脂催化邻苯二甲酸酐与正丁醇的酯化反应.
Not resistant to strong acid, strong alkali, strong oxidizing solution and strong solvent.───但对强酸 、 强碱 、 强氧化溶液和强溶剂耐度有限.
Encounter alkali, strong acid, illumination, high fever to reach transfer the metal pledges changeably.
Uses the quartz very strong acid resisting medium etching power in the construction, uses for the system to take the acid-resisting concrete and the acidproof mortar and so on.
Hydriodic acid is a strong acid.
Flocculation pretreatment of strong acid oil wastewater with high concentration of SO2-4 was investigated.
Food of strong acid sex : Beef, pork, chicken, tuna, ostracean , flatfish, cheese, rice, wheat, biscuit, wine kind, earthnut, Bao Chang, candy, biscuit, white sugar.