Thehydrochloric acidcocculus tunbergii alkali is its muriate. 盐酸青藤碱是其盐酸盐。 The assay of content of methoxyaminehydrochloric acidusing phenolphthalein indicaor and NaOH as titrant was developed. 提出了以酚酞为 ,氢氧 钠为滴定 测定甲氧胺盐酸盐含量的方法。
aOrange was purchased from Jiangxi Province. Hydrochloric acid ethanol tartaric acid phenolphthalein and other regents were all of analytical purity. 桔子从江西省被购买了。 盐酸 对氨基苯甲酸二 酒石酸 酚酞和其他董事是所有分析纯净。[translate]
1.Thehydrochloricacid cocculus tunbergii alkali is its muriate. 1.盐酸青藤碱是其盐酸盐。 评价该例句:好评差评指正 2.The assay of content of methoxyaminehydrochloricacid using phenolphthalein indicaor and NaOH as titrant was developed. 2.提出了以酚酞为指示剂,氢氧化钠为滴 ...
Hydrochloric acid is produced in the United States primarily by four basic methods: the chlorination of organic chemicals, the combination of hydrogen and chlorine, the salt-sulfuric acid production process, and as a co-product in the manufacture of silica. Most hydrochloric acid is produced from ...
dry at 110º for 1 h, cool in a desiccator and weigh. The weight of the residue does not exceed 5 mg.Reducing substances Not more than 70 mg/kg as sulfur dioxide ; Transfer 1 ml of reagent grade hydrochloric acid into a 30-ml test tube, dilute to 20 ml with freshly boiled and ...
aIn a flask with a ground-glass stopper, dissolve 1.000 g in 10 ml of ethanol (96 per cent) R. Add 50.0 ml of 0.5 M sodium hydroxide. Close the flask and allow to stand for 1 h. Using 0.2 ml of phenolphthalein solution R as indicator, titrate with 0.5 M hydrochloric acid. Carry ...
A feasibility study was carried out on generation of hydrochloric acid and lithium hydroxide from the simulated lithium chloride solution using EX3B model
1.Thehydrochloric acidcocculus tunbergii alkali is its muriate. 盐青藤碱是其盐盐。 2.The assay of content of methoxyaminehydrochloric acidusing phenolphthalein indicaor and NaOH as titrant was developed. 提出了 酚酞为指示剂,氢氧 钠为滴定剂测定甲氧胺盐盐含量的方法。
concentrated hydrochloric acid 浓盐酸;高浓度盐酸 英语例句库 1.The hydrochloric acid cocculus tunbergii alkali is its muriate. 盐酸青其盐酸盐。 2.The assay of content of methoxyamine hydrochloric acid using phenolphthalein indicaor and NaOH as titrant was developed. 提出了以酚酞指示剂,氢氧化钠滴定剂...