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Jewellery and precious metals - Determination of gold - Co-carding method (fire test)
出版:Ente Nazionale Italiano di Unificazione (UNI)

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基本信息
標(biāo)準(zhǔn)編號(hào): UNI EN ISO 11426:2021
標(biāo)準(zhǔn)類別:Standard
出版單位:Ente Nazionale Italiano di Unificazione (UNI)
標(biāo)準(zhǔn)頁(yè)數(shù):0
標(biāo)準(zhǔn)簡(jiǎn)介
The standard specifies a cuptulation method (fire test) for the determination of gold on material considered homogeneous.
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