GB/T 223.51-1987 English PDF

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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

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 223.51-1987	159	Add to Cart	2 days	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

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Basic data

Standard 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%.

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