Standard No.:	GB/T 1508-2002
English Name:	Manganese ores - Determination of total iron content - Potassium dichromate titrimetric method and 1,10 - Phenanthroline spectrophotometric method
Chinese Name:	锰矿石 全铁含量的测定 重铬酸钾滴定法和邻菲？啉分光光度法
Chinese Classification:	D32    Manganese ore
Professional Classification:	GB    National Standard
ICS Classification:	73.060.20 73.060.20    Manganese ores 73.060.20
Issued by:	AQSIQ
Issued on:	2002-9-1
Implemented on:	2003-4-1
Status:	valid
Superseding:	GB/T 1508-1979 Method for determination of total iron content in manganese ores
Language:	English
File Format:	PDF
Word Count:	3000 words
Price(USD):	80.00
Delivery:	via email in 1~3 business day

本部分规定了用重铬酸钾滴定法和邻菲啰啉分光光度法测定全铁含量的原理、试剂和材料、仪器、取制样、分析步骤、结果计算等。本部分适用于钒含量（质量分数）＜0.02%的锰矿石和锰精矿中全铁含量的测定，测定范围（质量分数）：方法一 重铬酸钾滴定法为2.00%～25.00%，方法二 邻菲啰啉分光光度法为0.10%～3.00%。