GB/T 1871.5-1995Phosphate rock and concentrate. Determination of aluminum oxide content. Volumetric and spectrophotometric methods (English PDF)
磷矿石和磷精矿中氧化镁含量的测定 火焰原子吸收光谱法和容量法
GB/T 1871.5 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 1871.5-2022 | Determination of magnesium oxide content for phosphate rock and concentrate - Flame atomic absorption spectrometry, volumetry and inductively coupled plasma optical emission spectrometry | Valid |
| GB/T 1871.5-1995 | Phosphate rock and concentrate. Determination of aluminum oxide content. Volumetric and spectrophotometric methods | Obsolete |
GB/T 1871.5-1995 is obsolete. It has been replaced by GB/T 1871.5-2022. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
State Bureau of Technical Supervision
Level / Type
National · Recommended
Issue date
December 20, 1995
Implementation date
August 1, 1996
Scope
GB/T 1871.5-1995 is the English-translated version of 磷矿石和磷精矿中氧化镁含量的测定 火焰原子吸收光谱法和容量法.
GB/T 1871.5-1995 is the Chinese national standard "Phosphate rock and concentrate. Determination of aluminum oxide content. Volumetric and spectrophotometric methods".
It was issued on December 20, 1995 by the State Bureau of Technical Supervision, and took effect on August 1, 1996. It is obsolete: it has been replaced by GB/T 1871.5-2022.
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Document preview — GB/T 1871.5-1995
National Standard of the People's Republic of China
Issued by: State Bureau of Technical Supervision
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Issuing body: State Bureau of Technical Supervision.
Date of issue: 1995-12-20.
Date of implementation: 1996-08-01.
Status: obsolete, replaced by GB/T 1871.5-2022.
......
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 1871.4-1995 — Phosphate rock and concentrate--Determination of calcium oxide content--Volumetric methods
GB/T 1871.3-1995 — Phosphate rock and concentrate. Determination of aluminum oxide content. Volumetric and spectrophotometric methods
GB/T 1871.2-1995 — Phosphate rock and concentrate. Determination of iron oxide content. Volumetric and spectrophotometric methods
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GB/T 1871.5-1995
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