HG/T 4209-2011
Phosphorus trichloride for industrial use.determination of heavy metal content-visual colorimetry (English Version)

Standard No.

HG/T 4209-2011

Language

Chinese, Available in English version

Release Date

2011

Published By

Professional Standard - Chemical Industry

Latest

HG/T 4209-2011

Scope

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

HG/T 4209-2011 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 4209-2011 history

• 2011 HG/T 4209-2011 Phosphorus trichloride for industrial use.determination of heavy metal content-visual colorimetry