GB/T 31734-2015Bamboo pyroligneous liquid (English PDF)
竹醋液
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
July 3, 2015
Implementation date
November 2, 2015
Scope
GB/T 31734-2015 is the English-translated version of 竹醋液.
GB/T 31734-2015 is the Chinese standard "Bamboo pyroligneous liquid". Its scope clause reads: This standard specifies the terms and definitions of vinegar, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage.
This standard applies to natural bamboo and free of chemical contamination Carbonized bamboo processing residues, acidic liquid produced by carbonization, and its Refined product obtained. Its clauses include terms and definitions.
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Document preview — GB/T 31734-2015
National Standard of the People's Republic of China
- ICS
- 65.050
- Classification
- B 67
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 3 Terms and Definitions
- 4.1 Appearance
1 Scope
This standard specifies the terms and definitions of vinegar, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage.
This standard applies to natural bamboo and free of chemical contamination Carbonized bamboo processing residues, acidic liquid produced by carbonization, and its
Refined product obtained.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
Preparation of GB/T 601-2002 Chemical Reagent standard titration solution
GB/T 603-2002 Chemical Reagent Test Methods - Preparations with
GB/T 6678-2003 General Principles for Sampling Chemical Products
Laboratory use specifications and test methods GB/T 6682-2008 Analysis
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
Bamboo and bamboo processing residues dry distillation, charring resulting flue gas condensation, cooled, and after having obtained the separation of tar smoke (incense) taste,
It contains a variety of organic ingredients acids, phenols, ketones, aldehydes, alcohols, and heterocyclic compounds such as acidic liquids and refined products, including crude bamboo vinegar, refined
System vinegar and distilled vinegar.
3.2
Bamboo vinegar without any treatment, dark brown or reddish-brown, containing little suspended solids, stored there have been precipitated. Not allow crude bamboo vinegar
Xu directly.
3.3
The crude closed standing by vinegar aged for at least six months, until the precipitate was removed tar, light oil and visualization suspension obtained after following natural stratification
Red-brown or orange-yellow clear liquid.
3.4
Crude or refined bamboo vinegar Vinegar by distillation or distillation to remove high boiling substance dissolved tar obtained as a pale yellow or colorless transparent liquid.
4. Technical Requirements
4.1 Appearance
4.1.1 refined bamboo vinegar
Red-brown, brown yellow, clear, free from visible suspended matter, long term storage of a small amount of precipitation.
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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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