GB/T 30921.5-2016
Test method of purified terephthalic acid (PTA) for industrial use.Part 5:Determination of acid number (English Version)

Standard No.

GB/T 30921.5-2016

Language

Chinese, Available in English version

Release Date

2016

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 30921.5-2016

Scope

This part of GB/T 30921 specifies the volumetric method for the determination of the acid value of purified terephthalic acid (PTA) for industrial use. This section applies to the determination of the acid value of industrial purified terephthalic acid (PTA).

GB/T 30921.5-2016 Referenced Document

• GB/T 3723 Sampling of chemical products for industrial use--Safety in sampling
• GB/T 601 Chemical reagent.Preparations of reference titration solutions*， 2016-10-13 Update
• GB/T 6679 General rules for sampling solid chemical products
• GB/T 6682 Water for analytical laboratory use.Specification and test methods
• GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values

GB/T 30921.5-2016 history

• 2016 GB/T 30921.5-2016 Test method of purified terephthalic acid (PTA) for industrial use.Part 5:Determination of acid number

GB/T 30921.5-2016 -All Parts