GB/T 8762.5-1988 Replaced National standards

GB/T 8762.5-1988 Yttrium oxide of phosphor grade—Determination of trace rare earth oxide contents—Spectrochemical method and direct spectrographic method

Publish Date: 1988-02-25 Implement Date: 1989-02-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 8762.5-1988

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

CCS Name: Analysis methods for rare metals and their alloys

ICS Name: Oxide

Publish Date: 1988-02-25

Implement Date: 1989-02-01

Publisher: National Standards Bureau

Pages: 8 pages

Development Information

Drafting Persons:

Lu Aiyu and Hu Renkun

Word Count: 14 Thousand words Pages: 8 pages

Same series standard

GB/T 8762.1-1988 Yttrium oxide and europium oxide of phosphor grade—Determination of total rare earth oxide content—EDTA volumetric method GB/T 8762.2-1988 Yttrium oxide and europium oxide of phosphor grade—Determination of calcium oxide content—N2O-C2H2 flame atomic absorption spectrophotometric method GB/T 8762.7-1988 Europium oxide of phosphor grade—Determination of cerium oxide, praseodymium oxide, samarium oxide, gadolinium oxide and dysprosium oxide contents—Spectrochemical method and direct spectrographic method

Superseded by the following standards

GB/T 18115.12-2006 Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Yttrium—Determination of lanthanum,cerium,praseodymium,neodymium,samarium,europium,gadolinium,terbium,dysprosium,holmium,erbium,thulium,ytterbium and lutetium contents

Related Standards

GB/T 3135-1982 abolished_transferred

GB/T 3135-1982 Technical requirements of commercial purity beryllium oxide powder

Publish Date: 1982-05-28

GB/T 3501-1983 Abolished

GB/T 3501-1983 Technical requirements of superfine ruthenium dioxide hydrate powder

Publish Date: 1983-02-21

GB/T 3502-1983 Abolished

GB/T 3502-1983 Technical requirements of super fine palladium oxide powder

Publish Date: 1983-02-21

GB/T 5236-1985 abolished_transferred

GB/T 5236-1985 Antimony trisulfide

Publish Date: 1985-07-22

GB/T 7315.1-1987 abolished_transferred

GB/T 7315.1-1987 Methods for chemical analysis of vanadium pentoxide—The potassium permanganate oxidation-ammonium ferrous sulfate titrimetric method for the determination of vanadium pentoxide content

Publish Date: 1987-02-27

GB/T 7315.2-1987 abolished_transferred

GB/T 7315.2-1987 Methods for chemical analysis of vanadium pentoxide—The molybdenum blue spectrophotometric method for the determination of silicon content

Publish Date: 1987-02-27