GB 5521-1989Method for determination of alpha-amylase activity in cereal and cereal products？Colorimetric method (English PDF)
谷物和谷物产品 α-淀粉酶活性的测定 比色法
GB 5521 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 5521-2008 | Inspection of grain and oils - Determination of alpha-amylase activity in cereal and cereal products - Colorimetric method | Valid |
| GB 5521-1989 | Method for determination of alpha-amylase activity in cereal and cereal products？Colorimetric method | Obsolete |
GB 5521-1989 is obsolete. It has been replaced by GB/T 5521-2008. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
China State Bureau of Technical Supervision
Level / Type
National · Mandatory
Issue date
December 31, 1988
Implementation date
September 1, 1989
Scope
GB 5521-1989 is the English-translated version of 谷物和谷物产品 α-淀粉酶活性的测定 比色法.
GB 5521-1989 is the Chinese national standard "Method for determination of alpha-amylase activity in cereal and cereal products？Colorimetric method". It was issued on December 31, 1988 by the China State Bureau of Technical Supervision, and took effect on September 1, 1989. It is obsolete: it has been replaced by GB/T 5521-2008.
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Document preview — GB 5521-1989
National Standard of the People's Republic of China
Issued by: China State Bureau of Technical Supervision
Contents
- Document data
1 Document data
Sector: National standard (Mandatory).
Issuing body: China State Bureau of Technical Supervision.
Date of issue: 1988-12-31.
Date of implementation: 1989-09-01.
Status: obsolete, replaced by GB/T 5521-2008.
......
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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GB 5521-1989
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