T/DDBYSXH 004-2022 Active Group standards

T/DDBYSXH 004-2022 Ivory and jade identification

Publish Date: 2022-03-24 Implement Date: 2022-04-01 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/DDBYSXH 004-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Freshwater aquaculture and its products

ICS Name: Jewelry

Publish Date: 2022-03-24

Implement Date: 2022-04-01

Scope

Main technical content: This document specifies the terminology and definitions of ivory white jade, rock names, identification characteristics and methods, naming principles, weighing, jewelry identification and identification certificates. This document is applicable to the identification of ivory white jade raw materials and finished products.