本文对浓中性盐存在时，用盐酸标准溶液直接滴定吡啶进行了研究。
The direct titration of pyridine with aqueous standard solution of hydrochloric acid in the presence of concentrated neutral salts have been studied.
目的对按照2005年版《中国药典》方法配制和标定的盐酸标准溶液浓度进行不确定度评定。
Objective To evaluate uncertainty for concentration of hydrochloric acid standard solution prepared and standardized with the method in Chinese Pharmacopoeia (edition 2005).
介绍用碱标准溶液直接测定双甘膦生产中回收混合溶液中盐酸与亚磷酸含量的双指示剂法。
Double-tracer technique was used to determine chlorhydric acid and phosphorous acid in the recovered solution of glycine, N-(canboxymethyl)-N-(phosphoromethyl).
介绍用碱标准溶液直接测定双甘膦生产中回收混合溶液中盐酸与亚磷酸含量的双指示剂法。
Double-tracer technique was used to determine chlorhydric acid and phosphorous acid in the recovered solution of glycine, N-(canboxymethyl)-N-(phosphoromethyl).
应用推荐