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GB/T 45611-2025 Chinese PDF (GB /T45611-2025)

GB/T 45611-2025 Chinese PDF (GB /T45611-2025)

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$69.00 USD
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GB/T 45611-2025_Chinese: Diamond - Testing and classification (Chinese: 钻石 鉴定与分类)
Note/Careful: Text of PDF is in Chinese (not English).
Delivery (PDF in Chinese): 2 working-hours typically, ASAP
English versions: GB/T 45611-2025
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