Standard No.:	GB/T 3286.3-2012
English Name:	Methods for chemical analysis of limestone and dolomite - Part 3: The determination of aluminium oxide content - The chrome azurol S spectrophotometric method and the complexometric titration method
Chinese Name:	石灰石及白云石化学分析方法 第3部分：氧化铝含量的测定 铬天青S分光光度法和络合滴定法
Chinese Classification:	D52    Metallurgical auxiliary material ore
Professional Classification:	GB    National Standard
Issued by:	AQSIQ; SAC
Issued on:	2012-11-05
Implemented on:	2013-5-1
Status:	valid
Superseding:	GB/T 3286.3-1998 Methods for chemical analysis of limestone and dolomite-- The determination of aluminium oxide content
Language:	English
File Format:	PDF
Word Count:	7000 words
Price(USD):	210.00
Delivery:	via email in 1~3 business day

GB/T3286的本部分规定了用铬天青S分光光度法和络合滴定法测定氧化铝含量。
本部分适用于石灰石、白云石中氧化铝含量的测定,也适用于冶金石灰中氧化铝含量的测定。铬天青S分光光度法,测定范围:氧化铝含量(质量分数)0.01% ~ 0.75%;络合滴定法,测定范围:氧化铝含量(质量分数)大于0.5%。