Standard No.:	GB/T 5686.4-1998
English Name:	Methods for chemical analysis of silicomanganese --The phosphomolybdenum blue phtometric method for the determination of phosphorus content
Chinese Name:	锰硅合金化学分析方法 磷钼蓝分光光度法测定磷量
Chinese Classification:	H11    Steel and iron alloy analysis method
Professional Classification:	GB    National Standard
ICS Classification:	77.080.01 77.080.01    Ferrous metals in general 77.080.01
Source Content Issued by:	China State Bureau of Quality and Technical Supervision
Issued on:	1997-01-02
Implemented on:	1998-8-1
Status:	valid
Superseded by:	GB/T 5686.4-2008 Ferromanganese ferromanganese-silicon itrogen-bearing ferromanganese and manganese metal - Determination of phosphorus content - Molybdenum blue photometric method and alkali content
Superseding:	GB/T 5686.3-1988 Methods for chemical analysis of silicomanganese alloy--The neutralization titration method for the determination of phosphorus content GB/T 5686.4-1985 Methods for chemical analysis of silicomanganese alloy--The molybdenum blue photometric method for the determination of phosphorus content GB 5686.3-1988 Methods for chemical analysis of silicomanganese alloy--The neutralization titration method for the determination of phosphorus content GB 5686.4-1985 Methods for chemical analysis of silicomanganese alloy--The molybdenum blue photometric method for the determination of phosphorus content
Target Language:	English
File Format:	PDF
Word Count:	2500 words
Translation Price(USD):	220.0
Delivery:	via email in 1~3 business day

本标准规定了用磷钼蓝分光光度法测定磷量。本标准适用于锰硅合金中磷量的测定。测定范围：≤0.450%。