Manganese metal ferromanganese-silicon ferromanganese and nitrogen-bearing ferromanganese—Determination of iron content—The ortho-phenanthrdine spectrophotometric method and the titanium trichloride-potassium dichromate titrimetric method GB/T 8654.1-2007 - Chinese Category:GB/T 8654.1-2007

English Title:	Manganese metal ferromanganese-silicon ferromanganese and nitrogen-bearing ferromanganese—Determination of iron content—The ortho-phenanthrdine spectrophotometric method and the titanium trichloride-potassium dichromate titrimetric method
Chinese Title:	金属锰、锰硅合金、锰铁和氮化锰铁铁含量的测定邻二氮杂菲分光光度法和三氯化钛 - 重铬酸钾滴定法
Standard No.:	GB/T 8654.1-2007
Category No.:	H11
Issued by:	AQSIQ; SAC
Issued on:	2007-12-18
Implemented on:	2008-2-1
Status:	valid
Superseded by:
Superseded on:
Abolished on:
Superseding:	GB/T 8654.2-1988 Methods for chemical analysis of manganese metal--The titanium trichloride-potassium volumetric method for the determination of iron content GB 8654.2-1988 Methods for chemical analysis of manganese metal; The titanium trichloride-potassium volumetric method for the determination of iron content
Word Count:	3500 words
Similar Standards:	GB 4333.5-1984 GB/T 7730.5-2000 GB/T 7731.16-1999 GB/T 4333.9-1988 GB/T 7730.2-2002 GB/T 7730.8-2000 GB/T 8704.3-1997 GB 4010-1983 GB 7730.6-1988 GB/T 8704.9-1994 GB 7731.3-1987 GB/T 5687.5-1988 GB/T 5686.9-2023 GB/T 3654.8-2023 GB/T 7731.17-2023 GB/T 5686.5-2023 GB/T 3653.3-2023 GB/T 223.92-2023 GB/T 4333.2-2023 GB/T 42794-2023

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