GB/T 640-1997 English PDF

US$209.00 · In stock
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GB/T 640-1997: Chemical reagent-Sodium hydrogen carbonate

GB/T 640: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 640-1997	209	Add to Cart	3 days	Chemical reagent-Sodium hydrogen carbonate
GB/T 640-1984	RFQ	ASK	3 days	Chemical reagent--Sodium hydrogen carbonate	Obsolete

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Basic data

Standard ID: GB/T 640-1997 (GB/T640-1997)
Description (Translated English): Chemical reagent-Sodium hydrogen carbonate
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: H62
Classification of International Standard: 71.040.30
Word Count Estimation: 6,657
Date of Issue: 9/9/1997
Date of Implementation: 2/1/1998
Older Standard (superseded by this standard): GB/T 640-1984
Adopted Standard: ISO 6353-3-1983, MOD
Issuing agency(ies): State Bureau of Technical Supervision
Summary: This standard specifies the technical requirements, test methods, inspection rules and signs of chemical reagents and packaging of sodium bicarbonate.

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