The assay of content of methoxyamine hydrochloric acid using phenolphthalein indicaor and NaOH as titrant was developed.

提出了以酚酞为指示剂,氢为滴定剂测定甲胺盐酸盐含量的法。

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.

碘—淀粉标准滴定溶液滴定,根据其消耗量计算出总硫含量。