GB 20814-2014
Limit and determination of the quantity of heavy-metal elements in dye products (English Version)

Standard No.

GB 20814-2014

Language

Chinese, Available in English version

Release Date

2014

Published By

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

Latest

GB 20814-2014

Replace

GB 20814-2006

Scope

This standard specifies the allowable content (limit) of 12 heavy metal elements in dye products and their determination methods. This standard applies to commercial dyes in various formulations.

GB 20814-2014 Referenced Document

• GB/T 6682-2008 Water for analytical laboratory use.Specification and test methods
• GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values
• JJG 694 Verification Regulation of Atomic Absorption Spectrophotometers

GB 20814-2014 history

• 2014 GB 20814-2014 Limit and determination of the quantity of heavy-metal elements in dye products
• 2006 GB 20814-2006 Limit and determination of the quantity of 10 heavy-metal elements in dye products