GB 11678-1989 English PDF (GB11678-1989)

Delivery: 3 seconds. Download true-PDF + Invoice.
Get QUOTATION in 1-minute: Click GB 11678-1989
Historical versions: GB 11678-1989
Preview True-PDF (Reload/Scroll if blank)

GB 11678-1989: Hygienic standard for polytetrafluorethylene used as inner coating of food containers
GB 11678-89
UDC 667.6. 613.29
C 53
GB
National Standard
of the People’s Republic of China
Hygienic standard for polytetrafluorethylene
used as inner coating of food containers
ISSUED ON. SEPTEMBER 05, 1989
IMPLEMENTED ON. MAY 1, 1990
Issued by. Ministry of Health, PRC
Table of Contents
1 Subject content and scope ... 3
2 Reference standards ... 3
3 Sensory indicators ... 3
4 Physicochemical indicators ... 4
National Standard
of the People’s Republic of China
Hygienic standard for polytetrafluorethylene used
as inner coating of food containers
1 Subject content and scope
This Standard specifies the hygienic requirements for polytetrafluorethylene
used as inner coating of food containers.
This Standard applies to the polytetrafluorethylene coating which uses
polytetrafluorethylene as main raw material and is added with certain additives.
It is used to be coated on metal surfaces such as aluminum plates and iron
plates. After sintered by high temperature, it is used as the anti-sticking coating
to contact with non-acidic food containers. The usage temperature is limited
below 250 ºC.
2 Reference standards
GB 5009.18 Method for determination of fluorine in foods
GB 5009.60 Method for analysis of hygienic standard of products of
polyethylene polystyrene and polypropyrene for food packaging
3 Sensory indicators
3.1 The surface of coating shall be flat and smooth. The color shall be uniform,
no-spots and no-cracks.
Additional information.
This Standard was proposed by Ministry of Health Supervision Department of
the People's Republic of China .
This Standard was drafted by Shanghai Supervision and Inspection Institute of
Food Hygiene, and Shanghai Institute of Organic Fluorine Material.
Main drafters of this Standard. Zhu Yiyan, Gu Zhenhua, Lu Wenhua, and Gu
Wenjin.
The interpretation of this Standards shall be responsible by the technical focal
point entrusted by Ministry of Health, that is the Supervision and Inspection
Institute of Food Hygiene of Ministry of Health.