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diamond identification method

diamond identification method, Total:18 items.

The international standard classification for "diamond identification method" includes: Jewellery , Extraction and processing of petroleum and natural gas .

The Chinese standard classification for "diamond identification method" includes: Other non-metal ore , Petroleum geology exploration .


Henan Provincial Standard of the People's Republic of China

Group Standards of the People's Republic of China

Chongqing Provincial Standard of the People's Republic of China

  • DB50/T 689-2016 Synthetic Diamond Identification Technical Specifications

Shandong Provincial Standard of the People's Republic of China

中国石油天然气总公司

海关总署

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

Professional Standard - Petroleum

国家质量监督检验检疫总局

  • SN/T 4640-2016 Detection and identification of Ectom yelois ceratoniae (Zeller)

Korean Agency for Technology and Standards (KATS)

German Institute for Standardization

  • DIN 8256:1975 Jewels for fine mechanics; classification and types of jewels, survey table, nomenclature in foreign languages