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,氢化钠剂测甲胺盐酸盐方法。

Based on the consumption of the titrant,the total S content can be calculated.This method has the features of simple,quick,accurate and rea sonable.

用碘—淀粉标准溶液,根据其消耗计算出总硫。