T/CAQI 302-2023 Active Group standards

The grading of T/CAQI 302-2023 Hetian jade (green-white jade) bracelets

T/CAQI 302-2023 The grading of a Jade Belt (qingbai jade) from Heshan, Xinjiang

Publish Date: 2023-05-15 Implement Date: 2023-05-22 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/CAQI 302-2023

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Jewelry

Publish Date: 2023-05-15

Implement Date: 2023-05-22

Pages: 12 pages

Scope

Main technical content: This document specifies the terminology and definitions of grading for Hetian jade (green and white jade) bracelets, color grading, texture grading, clarity grading, processing quality grading, quality, size, and combination grade expression methods, as well as grading requirements and grading certificates. This document is applicable to the grading of Hetian jade (green and white jade) bracelets with a round inner circle. Bracelets of other shapes can refer to this document for implementation.