GB/T 8762.5-1988Yttrium oxide of phosphor grade--Determination of trace rare earth oxide contents--Spectrochemical method and direct spectrographic method (English PDF)
荧光级氧化钇中微量稀土氧化物测定 化学光谱和直接光谱法
GB/T 8762.5 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 8762.5-1988 | Yttrium oxide of phosphor grade--Determination of trace rare earth oxide contents--Spectrochemical method and direct spectrographic method | Obsolete |
GB/T 8762.5-1988 is obsolete. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
National Bureau of Standards
Level / Type
National · Recommended
Issue date
February 25, 1988
Implementation date
February 1, 1989
Scope
GB/T 8762.5-1988 is the English-translated version of 荧光级氧化钇中微量稀土氧化物测定 化学光谱和直接光谱法.
GB/T 8762.5-1988 is the Chinese national standard "Yttrium oxide of phosphor grade--Determination of trace rare earth oxide contents--Spectrochemical method and direct spectrographic method".
It was issued on February 25, 1988 by the National Bureau of Standards, and took effect on February 1, 1989. It is obsolete: it has been withdrawn.
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Document preview — GB/T 8762.5-1988
National Standard of the People's Republic of China
Issued by: National Bureau of Standards
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Issuing body: National Bureau of Standards.
Date of issue: 1988-02-25.
Date of implementation: 1989-02-01.
Status: obsolete, withdrawn.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
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Related Standards
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
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 8762.8-2000 — Test methods of gas absorption characteristic for non-evaporation gettering materials and products
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GB/T 8762.5-1988
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