HG/T 4068-2022Wet-process crude phosphoric acid for industrial use (English PDF)
工业湿法粗磷酸
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
September 30, 2022
Implementation date
April 1, 2023
Scope
HG/T 4068-2022 is the English-translated version of 工业湿法粗磷酸.
Industrial wet process crude phosphoric acid is the product covered by HG/T 4068-2022, a recommended Chinese chemical industry standard. It sets the requirements, the test methods and the inspection rules, together with the signs, labels, packaging, transport and storage. The standard applies to industrial crude phosphoric acid obtained by the dihydrate, hemihydrate and hemihydrate-dihydrate sulfuric acid extraction routes, and the page notes that the product is used mainly in the manufacture of purified phosphoric acid and other industrial phosphates. Its Chinese classification is G11. It was issued on 30 September 2022 and took effect on 1 April 2023.
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Document preview — HG/T 4068-2022
National Standard of the People's Republic of China
- Replacing
- HG/T 4068-2008
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- 1 Scope
1 Scope
This standard specifies the requirements, test methods, inspection rules, signs, labels, packaging, transportation, and storage of industrial wet-process crude phosphoric acid. This standard is applicable to industrial wet process crude phosphoric acid produced by dihydric, semi-hydric, and semi-hydric-dihydric sulfuric acid extraction methods. This product is mainly used in the production of purified phosphoric acid and other industrial phosphates.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
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Editions of HG/T 4068
| Edition | Title | Revision | Status |
|---|---|---|---|
| HG/T 4068-2022 | Wet-process crude phosphoric acid for industrial use | current edition | Current |
| HG/T 4068-2008 | Wet-process crude phosphoric acid for industrial use | previous edition | Superseded |
This page sells the current edition, HG/T 4068-2022. Earlier editions are listed for reference only.
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