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VALID TO BE VALID SUPERSEDED TO BE SUPERSEDED ABOLISHED TO BE ABOLISHED

Standard No. Title Price(USD) Delivery Status Add To Cart GB 7729-1987 Chemical analysis of metallurgical products-General rule for spectrophotometric methods 75 (USD) via email in 1-3 business day VALID Add To Cart GB 7728-1987 Chemical analysis of metallurgical products-General rule for flame atomic absorption spectrometric methods 75 (USD) via email in 1-3 business day VALID Add To Cart SN/T 2047-2008 Determination of impurities in copper concentrates for import—Inductively coupled plasma atomic emission spectrometry 105 (USD) via email in 1-3 business day Add To Cart

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