T/GDYQ 001-2023 Active Group standards

T/GDYQ 001-2023 The specifications for evaluating the quality of jadeite

Publish Date: 2023-04-14 Implement Date: 2023-04-20 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/GDYQ 001-2023

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Jewelry

Publish Date: 2023-04-14

Implement Date: 2023-04-20

Scope

Scope: This document specifies the terms and definitions, quality grading evaluation methods, and requirements for the quality evaluation of jade jewelry. This document is applicable to the quality grading evaluation of jade jewelry. The pricing of jade can be assessed and determined based on the quality grades specified in this standard and combined with the price ranges provided by the current standard factories. Main technical contents: Terms and definitions of jade jewelry, evaluation methods and scoring weight composition, color evaluation, transparency evaluation, base shape evaluation, texture evaluation, craftsmanship evaluation, comprehensive impression evaluation, quality grade evaluation, and evaluation requirements.