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GB/T 31479-2015 English PDF (GB/T31479-2015)
GB/T 31479-2015 English PDF (GB/T31479-2015)
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GB/T 31479-2015: Determination of colour fastness of dyed paper and board intended to come into contact with foodstuffs
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Scope
This Standard specifies the two methods for determination of colour fastness of dyedpaper and board intended to come into contact with foodstuffs.
Method A in this Standard is applicable to the determination of colour fastness of dyed
paper and board (such as food packaging paper) intended to come into long-term
contact (contact time≥24h) with foodstuffs; while Method B is applicable to the
determination of colour fastness of dyed paper and board (such as napkins, and
kitchen paper) intended to come into short-term contact (contact time < 24h) with
foodstuffs.
Basic Data
Standard ID | GB/T 31479-2015 (GB/T31479-2015) |
Description (Translated English) | Determination of colour fastness of dyed paper and board intended to come into contact with foodstuffs |
Sector / Industry | National Standard (Recommended) |
Classification of Chinese Standard | Y30 |
Classification of International Standard | 85-010 |
Word Count Estimation | 7,792 |
Date of Issue | 2015-05-15 |
Date of Implementation | 2015-12-01 |
Quoted Standard | GB/T 251; GB/T 450; GB/T 461.1 |
Regulation (derived from) | National Standard Announcement 2015 No. 15 |
Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China |
Summary | This Standard specifies two methods for the determination of food contact paper and board dye color fastness. A method of this standard applies to food prolonged contact (contact time ��24h) of dyed paper and board - Determination of color fastness (eg: food packaging), Method B is suitable for use in contact (contact time <24h and food short) of dyed paper and board - Determination of color fastness (such as: napkins, kitchen towels). |
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