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GB/T 223.78-2000 PDF English

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GB/T 223.78-2000: Methods for chemical analysis of iron, steel and alloy. Curcumin spectrophotometric method for the determination of boron content
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GB/T 223.78-2000English489 Add to Cart 3 days [Need to translate] Methods for chemical analysis of iron, steel and alloy. Curcumin spectrophotometric method for the determination of boron content

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Basic data

Standard ID GB/T 223.78-2000 (GB/T223.78-2000)
Description (Translated English) Methods for chemical analysis of iron, steel and alloy. Curcumin spectrophotometric method for the determination of boron content
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard H11
Classification of International Standard 77.080
Word Count Estimation 14,149
Date of Issue 2000-10-25
Date of Implementation 2001-09-01
Older Standard (superseded by this standard) GB/T 223.6-1981
Adopted Standard ISO 10153-1997; IDT
Issuing agency(ies) State Quality and Technical Supervision
Summary This standard specifies: spectrophotometric determination of boron in steel curcumin directly. This standard applies to: steel 0. 0005% (m/m) ~ O. 012% (m/m) and non- alloy steel 0. 0001% (m/m) ~ 0. 0005% (m/m) of boron content determined.

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