GB/T 223.51-1987 English PDFUS$159.00 · In stock
Delivery: <= 2 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 223.51-1987: Methods for chemical analysis of iron, steel and alloy. The 2-(5-Bromo-2-pyridylazo)-5-diethylaminophenol photometric method for the determination of zinc content
Basic dataStandard ID: GB/T 223.51-1987 (GB/T223.51-1987)Description (Translated English): Methods for chemical analysis of iron, steel and alloy. The 2-(5-Bromo-2-pyridylazo)-5-diethylaminophenol photometric method for the determination of zinc content Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: H11 Classification of International Standard: 77.08 Word Count Estimation: 4,469 Date of Issue: 5/12/1987 Date of Implementation: 3/1/1988 Adopted Standard: ��OCT 12362-1979 Issuing agency(ies): Ministry of Metallurgical Industry Summary: This standard applies to iron and steel, high temperature alloy, precision alloy of zinc content. Measurement range: 0. 0015 to 0. 005%. |