HG/T 4213-2011
Phosphorus oxychloride for industrial use.determination of iron content.spectrophotometric method (English Version)

Standard No.

HG/T 4213-2011

Language

Chinese, Available in English version

Release Date

2011

Published By

Professional Standard - Chemical Industry

Latest

HG/T 4213-2011

Scope

This standard specifies the method for determination of iron content in industrial phosphorus oxychloride. This standard applies to products with iron content greater than or equal to 0.0001% in industrial phosphorus trichloride.

HG/T 4213-2011 Referenced Document

• GB/T 602 Chemical reagent--Preparations of standard solutions for impurity
• GB/T 603 Preparation of preparations and products used in chemical reagent test methods*， 2023-08-06 Update
• GB/T 6682 Water for analytical laboratory use.Specification and test methods

HG/T 4213-2011 history

• 2011 HG/T 4213-2011 Phosphorus oxychloride for industrial use.determination of iron content.spectrophotometric method