Standard No.:	GB/T 18115.1-2020
English Name:	Chemical analysis methods of rare earth impurities in rare earth metals and their oxides—Part 1:Determination of cerium,praseodymium,neodymium,samarium,europium,gadolinium,terbium,dysprosium,holmium,erbium,thulium,ytterbium,lutetium and yttrium contents in lanthanum metal and oxide
Chinese Name:	稀土金属及其氧化物中稀土杂质化学分析方法　第1部分：镧中铈、镨、钕、钐、铕、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定
Chinese Classification:	H14    Rare metals and their alloys analysis method
Professional Classification:	GB    National Standard
ICS Classification:	77.120.99 77.120.99    Other non-ferrous metals and their alloys 77.120.99
Issued by:	SAMR; SAC
Issued on:	2020-11-19
Implemented on:	2021-10-1
Status:	valid
Superseding:	GB/T 18115.1-2006 Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Lanthanum - Determination of cerium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and y
Language:	English
File Format:	PDF
Word Count:	9500 words
Price(USD):	285.00
Delivery:	via email in 1~3 business day

本部分规定了氧化镧中氧化铈、氧化镨、氧化钕、氧化钐、氧化铕、氧化钆、氧化铽、氧化镝、氧化钬、氧化铒、氧化铥、氧化镱、氧化镥和氧化钇含量的测定方法。
本部分适用于氧化镧中氧化铈、氧化镨、氧化钕、氧化钐、氧化铕、氧化钆、氧化铽、氧化镝、氧化钬、氧化铒、氧化铥、氧化镱、氧化镥和氧化钇含量的测定。
本部分也适用于金属镧中铈、镨、钕、钐、铕、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定。
本部分共包含两个方法：方法1电感耦合等离子体原子发射光谱法，方法2电感耦合等离子体质谱法。方法1测定范围见表1，方法2测定范围见表2。