H14 稀有金属及其合金分析方法 标准查询与下载



共找到 1028 条与 稀有金属及其合金分析方法 相关的标准,共 69

Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 8: Determination of sodium content

ICS
77.120.99
CCS
H14
发布
2021-10-11 00:00:00.0
实施
2022-05-01 00:00:00.0

Measurement method of irreversible magnetic flux loss due to high temperature of rare earth permanent magnet

ICS
77.120.99
CCS
H14
发布
2021-10-11 00:00:00.0
实施
2022-05-01 00:00:00.0

Chemical analysis methods of lanthanum-cerium metals and their compounds—Part 2:Determination of rare earth content

ICS
77.120.99
CCS
H14
发布
2021-10-11 00:00:00.0
实施
2022-05-01 00:00:00.0

Chemical analysis methods of rare earth impurities in rare earth metals and their oxides—Part 4: Determination of lanthanum, cerium, praseodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yttri

ICS
77.120.99
CCS
H14
发布
2021-10-11 00:00:00.0
实施
2022-05-01 00:00:00.0

Test method of weight loss of sintered neodymium iron boron permanent magnets

ICS
77.120.99
CCS
H14
发布
2021-10-11 00:00:00.0
实施
2022-05-01 00:00:00.0

Chemical analysis method of ion-adsorption rare earth ore—Determination of total rare earth contents—Inductively coupled plasma mass spectrometry

ICS
77.120.99
CCS
H14
发布
2021-10-11 00:00:00.0
实施
2022-05-01 00:00:00.0

Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 7: Determination of silicon content

ICS
77.120.99
CCS
H14
发布
2021-10-11 00:00:00.0
实施
2022-05-01 00:00:00.0

Chemical analysis method of lanthanum-cerium metals and their compounds—Part 1: Determination of cerium content—Ammonium ferrous sulfate titration method

ICS
77.120.99
CCS
H14
发布
2021-10-11 00:00:00.0
实施
2022-05-01 00:00:00.0

Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 4: Determination of oxygen and nitrogen contents—Impulse-infrared absorption and impulse-thermal conductivity method

ICS
77.120.99
CCS
H14
发布
2021-10-11 00:00:00.0
实施
2022-05-01 00:00:00.0

Rare earth metals and their compounds—Determination of total rare earth content

ICS
77.120.99
CCS
H14
发布
2020-11-19 00:00:00.0
实施
2021-10-01 00:00:00.0

Determination for coating adhesion of rare earth permanent magnetic materials for drive motor of new energy vehicle

ICS
77.120.99
CCS
H14
发布
2020-11-19 00:00:00.0
实施
2021-10-01 00:00:00.0

Test methods of rare earth long afterglow phosphors—Part 2: Determination of afterglow brightness

ICS
77.120.99
CCS
H14
发布
2020-11-19 00:00:00.0
实施
2021-10-01 00:00:00.0

Chemical analysis methods of rare earth impurities in rare earth metals and their oxides—Part 2: Determination of lanthanum, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt

ICS
77.120.99
CCS
H14
发布
2020-11-19 00:00:00.0
实施
2021-10-01 00:00:00.0

Testing method of quantum efficiency for white LED phosphor

ICS
77.120.99
CCS
H14
发布
2020-11-19 00:00:00.0
实施
2021-10-01 00:00:00.0

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 ytt

ICS
77.120.99
CCS
H14
发布
2020-11-19 00:00:00.0
实施
2021-10-01 00:00:00.0

Test methods of rare earth long afterglow phosphors—Part 1: Determination of emission dominantpeak and chromaticity coordinates

ICS
77.120.99
CCS
H14
发布
2020-11-19 00:00:00.0
实施
2021-10-01 00:00:00.0

Methods of descaling and cleaning for zirconium and zirconium alloy surfaces

ICS
77.120.99
CCS
H14
发布
2020-07-21 00:00:00.0
实施
2021-06-01 00:00:00.0

Methods for chemical analysis of zirconium and zirconium alloys-Part 4:Determination of chromium content—Diphenylcarbazide spectrophotometry and inductively coupled plasma atomic emission spectrometry

ICS
77.120.99
CCS
H14
发布
2020-03-06 00:00:00.0
实施
2021-02-01 00:00:00.0

Methods for chemical analysis of tantalum and niobium—Part 4:Determination of iron content—1,10-Phenanthroline spectrophotometry

ICS
77.120.99
CCS
H14
发布
2020-03-06 00:00:00.0
实施
2021-02-01 00:00:00.0

Methods for chemical analysis of tantalum and niobium—Part 11:Determination of arsenic,antimony,lead,tin and and bismuth contents in niobium—Direct current arc atomic emission spectrometry

ICS
77.120.99
CCS
H14
发布
2020-03-06 00:00:00.0
实施
2021-02-01 00:00:00.0



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