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GB/T 394.1-2008 English PDF (GBT394.1-2008)

GB/T 394.1-2008 English PDF (GBT394.1-2008)

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GB/T 394.1-2008: Ethanol for industrial use

This Part of GB/T 394 specifies the requirements, analysis methods, inspection rules and labels, packaging, transportation and storage of ethanol for industrial use. This Part applies to ethanol for industrial use that is produced by fermentation, not to edible alcohol.
GB/T 394.1-2008
NATIONAL STANDARD OF THE
PEOPLE REPUBLIC OF CHINA
ICS 67.160.10
X 63
Replacing GB/T 394.1-1994
Ethanol for industrial use
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ISSUED ON: DECEMBER 31, 2008
IMPLEMENTED ON: JUNE 01, 2009
Issued by: General Administration of Quality Supervision, Inspection and Quarantine;
Standardization Administration of the PEOPLE Republic of
China.
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative references ... 4
3 Requirements ... 4
4 Analysis method ... 5
5 Inspection rules ... 5
6 Labeling, packaging, transportation and storage ... 7
Ethanol for industrial use
1 Scope
This Part of GB/T 394 specifies the requirements, analysis methods, inspection rules and labels, packaging, transportation and storage of ethanol for industrial use.
This Part applies to ethanol for industrial use that is produced by fermentation, not to edible alcohol.
2 Normative references
The terms in the following documents become the terms of this Part by
reference to this Part of GB/T 394. For dated references, all subsequent amendments (not including errata content) or revisions do not apply to this Part. However, parties to agreements that are based on this Part are encouraged to study whether the latest versions of these documents can be used. For undated references, the latest edition applies to this Part.
GB 190, Packing symbol of dangerous goods
GB/T 191, Packaging - Pictorial marking for handling of goods (GB/T 191- 2008, ISO 780:1997, MOD)
GB/T 394.2, General methods of analysis for ethanol
3 Requirements
Sensory and physical and chemical requirements shall meet the requirements of Table 1.
Table 1 -- Sensory and physical and chemical requirements
Items
Requirements
Guaranteed Level-I Level-II Crude alcohol
Appearance Colorless transparent liquid Light yellow liquid
Odor Odorless -
Chroma / number ??? 10 -
Ethanol (20??C) / (% vol) ??? 96.0 95.5 95.0 95.0
Sulfuric acid test chroma / number ??? 10 80 - -
Oxidation time / min ??? 30 15 5 -
5.2.3 Take 2 L of samples from each batch; mix well; put them into two brown narrow-mouth reagent bottles; immediately label them; indicate: sample name, batch number (tank, tank car, barrel number), grade, sampling time and place, sampling personnel. Inspect one bottle; keep the other bottle for two months for inspection.
5.3 Inspection classification
5.3.1 Delivery inspection
5.3.1.1 Before the products leave the factory, the quality supervision and inspection department of the manufacturer shall carry out inspections in batches in accordance with the provisions of this Part. Only products which pass the inspection and are attached with the certificate of quality conformity can be delivered.
5.3.1.2 Inspection items: appearance, odor, color, ethanol, sulfuric acid test chroma, oxidation time, aldehyde, isobutanol + isoamyl alcohol and methanol. 5.3.2 Type inspection
5.3.2.1 Inspection items: all required items in this Part.
5.3.2.2 In general, the type inspection of the same type of products is carried out every six months; with any of the following conditions, it shall also be carried out:
a) when there are major changes in raw and auxiliary materials;
b) when there are changes in critical processes or equipment;
c) when the production of a new trial product or a normal production product, which has been stopped for 3 months, is resumed;
d) when the factory inspection is significantly different from the previous type inspection result;
e) when the national quality supervision and inspection institution carries out a spot inspection according to relevant regulations.
5.4 Decision rules
5.4.1 When there are indicators in the test results that do not meet the requirements of this Part, double samples shall be taken from the same batch of products for re-inspection, and the re-inspection results shall prevail. 5.4.2 When there is still one (or more) failures in the re-inspection result, the whole batch of products is judged as unqualified.

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