共找到 150 條與 稀土 相關(guān)的標(biāo)準(zhǔn)，共 10 頁(yè)
本標(biāo)準(zhǔn)規(guī)定了離子型稀土礦碳酸稀土的要求、試驗(yàn)方法、檢驗(yàn)規(guī)則與包裝、標(biāo)志、運(yùn)輸、貯存、質(zhì)量證明書(shū)。本標(biāo)準(zhǔn)適用于離子型稀土礦碳酸稀土，主要用作分組稀土或分離單一稀土化合物的原料
Rare earth carbonate of ion-absorpted type rare earth ore
Rare earth
This document specifies a protocol for the application of semi-quantitative standardless wavelength dispersive X-ray fluorescence (WD-XRFS) commercial
Rare earth
This document specifies the classification, general requirements and acceptance conditions for recyclable neodymium iron boron (NdFeB) resources
Rare earth
本標(biāo)準(zhǔn)規(guī)定了氯化稀土、碳酸稀土中氧化稀土總含量的測(cè)定方法。 本標(biāo)準(zhǔn)適用于氯化稀土、碳酸稀土中氧化稀土總含量的測(cè)定。測(cè)定范圍：20.00％～60.00
Methods for chemical analysis of rare earth chloride and carbonate--Determination of total rare earth oxide content
本標(biāo)準(zhǔn)規(guī)定了離子型稀土礦混合稀土氧化物的要求、試驗(yàn)方法、檢驗(yàn)規(guī)則和標(biāo)志、包裝、運(yùn)輸、貯存。 本標(biāo)準(zhǔn)適用于離子型稀土礦混合稀土氧化物，主要用作分組稀土氧化物或分離單—稀土化合物的原料
Mixed rare earth oxide of ion-absorpted type rare earth ore
本標(biāo)準(zhǔn)規(guī)定了碳酸稀土中水分量測(cè)定方法。 本標(biāo)準(zhǔn)適用于碳酸稀土中水分量的測(cè)定。測(cè)定范圍：1%～30
Methods for chemical analysis of rare earth chloride and carbonate--Determination of water content in rare earth carbonate
本標(biāo)準(zhǔn)規(guī)定了碳酸稀土中氯含量的測(cè)定方法。 本標(biāo)準(zhǔn)適用于碳酸稀土中氯含量的測(cè)定。測(cè)定范圍：0.0050%~0.50
Methods for chemical analysis of rare earth chloride and carbonate--Determination of chlorine content in rare earth carbonate
La norma specifica un metodo titrimetrico per la determinazione del contenuto di terre rare in 15 metalli di terre rare (lantanio, cerio, praseodimio
Rare earth - Determination of rare earth content in individual rare earth metals and their oxides - Titration method
Rare Earth-Determination of non-rare earth impurities in individual rare earth metals and their oxides-ICP-AES
This document specifies a gravimetric method for the determination of rare earth content in 11?kinds of individual rare earth metals (lanthanum
Rare earth – Determination of rare earth content in individual rare earth metals and their compounds – Gravimetric method
This document specifies a gravimetric method for the determination of rare earth content in 11 kinds of individual rare earth metals (lanthanum
Rare earth — Determination of rare earth content in individual rare earth metals and their compounds — Gravimetric method
本文件規(guī)定了15種單一稀土金屬（鑭、鈰、鐠、釹、釤、銪、釓、鋱、鏑、鈥、鉺、銩、鐿、镥和釔）及其氧化物中稀土含量的滴定測(cè)定方法。 稀土含量的測(cè)定范圍（質(zhì)量分?jǐn)?shù)）如下： — 稀土金屬：98.0%（質(zhì)量分?jǐn)?shù)）至99.5%（質(zhì)量分?jǐn)?shù)）； — 稀土氧化物：95.0%（質(zhì)量分?jǐn)?shù)）至99.5%（質(zhì)量分?jǐn)?shù)
Rare earth. Determination of rare earth content in individual rare earth metals and their oxides. Titration method
This document specifies a titration method for the determination of rare earth content in 15 kinds of individual rare earth metals (lanthanum, cerium
Rare earth — Determination of rare earth content in individual rare earth metals and their oxides — Titration method
本文件規(guī)定了11種單一稀土金屬（鑭、鈰、鐠、釹、釤、銪、釓、鋱、鏑、鈥和釔）及其化合物（如氧化物、碳酸鹽、氫氧化物、草酸鹽、氯化物和氟化物）中稀土含量的重量測(cè)定方法。 稀土含量的測(cè)定范圍（質(zhì)量分?jǐn)?shù)）如下： — 稀土金屬：98.0%（質(zhì)量分?jǐn)?shù)）至99.5%（質(zhì)量分?jǐn)?shù)）； — 稀土氧化物：95.0
Rare earth. Determination of rare earth content in individual rare earth metals and their compounds. Gravimetric method
