Plastic materials and products (General requirements)   (see below for special requirements of each material)

GB4806.7-2016

Sensory requirements

Sensory: normal color, no odor, unclean, etc

Immersion solution: the immersion solution obtained by migration test has no sensory deterioration such as turbidity, precipitation and odor

A. Total migration - 10% ethanol or water

10mg / DM2 (infant product 60mg / kg)

1. A, C1, C2, C3 can be one of them, depending on the concentration of food ethanol in contact with; 2. Exposure to all types of food to make B + D + appropriate concentration of ethanol simulants. 3. D can be changed to 95% ethanol or isooctane.

GB 31604.1-2016& GB5009.156-2016& GB31604.8-2016

B. Total migration - 4% acetic acid

C1. Total migration - 20% ethanol

C2. Total migration - 50% ethanol

C3. Total migration - 95% ethanol or actual concentration of ethanol

D. Total migration - vegetable oil

Potassium permanganate consumption

10mg/kg

Water (60 ℃, 2h)

GB31604.2-2016

Heavy metals (as Pb)

1mg/kg

GB31604.9-2016

Decolorization test

negative

Only for products with added colorants

GB31604.7-2016

Polycarbonate PC

GB4806.7-2016

General requirements for plastics

Default access to whole food items

Migration of bisphenol A

0.6mg/kg

GB 31604.10-2016

Free phenol

0.05mg/kg

Reflux distilled water for 6H

GB 31604.46-2016

Polystyrene PS

GB 4806 .7-2016

General requirements for plastics

Default access to whole food items

Butadiene migration

ND(≤0.01mg/kg)

GB31604.12-2016

AS

GB 4806.7-2016

General requirements for plastics

Default access to whole food items

Migration of acrylonitrile

ND(＜0.01mg/kg)

GB 31604.17-2016

ABS

GB 4806.7-2016

General requirements for plastics

Default access to whole food items

Migration of acrylonitrile

ND(＜0.01mg/kg)

GB 31604.17-2016

Butadiene migration

ND(＜0.01mg/kg)

GB31604.12-2016

PVC

GB 4806.7-2016

General requirements for plastics

Default access to whole food items

Vinyl chloride migration

ND(＜0.01mg/kg)

GB31604.31-2016

Polyethylene terephthalate (PET)

GB 4806.7-2016

General requirements for plastics

Default access to whole food items

Glycol migration

30mg/kg

GB 31604.44-2016

Migration of terephthalic acid

7.5mg/kg

GB 31604.21-2016

Polyamide (nylon) PA6

GB 4806.7-2016

General requirements for plastics

Default access to whole food items

Caprolactam

≤15mg/kg

GB31604.19-2016

POM

GB 4806.7-2016

General requirements for plastics

Default access to whole food items

Formaldehyde migration

15mg/kg

GB 31604.48-2016

epoxy resin

GB 4806.7-2016

General requirements for plastics

Default access to whole food items

Migration of bisphenol A

0.6mg/kg

GB 31604.10-2016

PAN

GB 4806.7-2016

General requirements for plastics

Default access to whole food items

Migration of acrylonitrile

ND(＜0.01mg/kg)

GB 31604.17-2016

Butadiene migration

ND(＜0.01mg/kg)

GB 31604.12-2016

Melamine formaldehyde MF

GB 4806.7-2016

General requirements for plastics

Default access to whole food items

Melamine migration

2.5mg/kg

GB 31604.15-2016

Formaldehyde migration

15mg/kg

GB 31604.48-2016

Rubber materials and products

GB4806.11-2016

Sensory requirements

Sensory: normal color, no odor and dirt

The immersion solution obtained by migration test should not have any sensory deterioration, such as coloring, turbidity, precipitation and odor

A. Total migration - 10% ethanol or water

10mg / DM2 (infant product 60mg / kg)

1. C2 (50% ethanol) was used as the simulation solution. 2. A, C1, C2, C3 can be one of them, depending on the concentration of food ethanol in contact;
3. Exposure to all types of food to make B + C2 + appropriate concentration of ethanol simulants

GB 31604.1-2016& GB5009.156-2016& GB31604.8-2016

B. Total migration - 4% acetic acid

C1. Total migration - 20% ethanol

C2. Total migration - 50% ethanol

C3. Total migration - 95% ethanol or actual concentration of ethanol

Potassium permanganate consumption

10mg/kg

Water (60 ℃, 0.5h)

GB31604.2-2016

Heavy metals (as Pb)

） 1mg/kg

4% acetic acid (60 ℃, 0.5h)

GB31604.9-2016

Monomer migration

It needs to be confirmed according to the type of rubber

Silica gel does not need monomer migration

Pacifier (not for pacifier)

GB4806.2-2015

Sensory requirements

Appearance: normal color, no dirt and burr

The immersion solution obtained by migration test should not have any sensory deterioration such as coloring, turbidity, precipitation and peculiar smell

gross migration

≤30mg/kg

Distilled water, 40 ℃, 24h

≤60mg/kg

4% acetic acid, 40 ℃, 24h

GB31604.8-2016

≤60mg/kg

50% ethanol, 40 ℃, 24h

Potassium permanganate consumption

≤10mg/kg

Distilled water, 40 ℃, 24h

GB31604.2-2016

Heavy metals (as Pb)

  ≤1.0mg/kg

4% acetic acid, 40 ℃, 24h

GB31604.9-2016

Zinc migration

≤5.0mg/kg

4% acetic acid, 40 ℃, 24h

GB31604.42-2016

Migration of 2,6-di-tert-butyl-p-cresol

≤0.3mg/kg

Limited to natural rubber, cis-1,4-polyisoprene rubber

GB28482-2012

Migration of 2,2-methylene bis - (4-methyl-6-tert-butylphenol)

≤0.15mg/kg

GB28482-2012

Release of N-nitrosamine and N-nitrosamine products

N-nitrosamine ≤ 0.01mg/kg

Artificial saliva, 40 ℃, 24h

Gb28482-2012 and GB / t24153-2009

The product of N-nitrosamine is ≤ 0.1mg/kg

Volatile matter

≤0.5%

Silicone rubber

GB28482-2012

enamel

GB4806.3－2016

Sensory index

Smooth surface, uniform enamel coating, no crack, gap, scale explosion, decarbonization, explosion point, crack, boiling mark, bubble and black exposure.

Lead dissolution

See Note 1 for limit value

Cooking utensils: 4% acetic acid, 120min, 98 ℃, others: 4% acetic acid, 24h, 22 ℃

GB31604.34-2016

Cadmium dissolution

GB31604.24-2016

ceramics

GB4806.4-2016

Sensory requirements

The glaze color of glazed products is uniform, and the decoration has no shedding phenomenon.

Lead dissolution

See Note 2 for limit value

1. Cooking utensils: 4% acetic acid, 120min, 98 ℃

GB31604.34-2016

Cadmium dissolution

2. Microwave oven products: 4% acetic acid, 15min, 100 ℃;

GB31604.24-2016

3. Other normal temperature products: 4% acetic acid, 24h, 22 ℃

Glass

GB4806.5-2016

Sensory requirements

Glass products shall be free from flash, crack and collapse.

Lead dissolution

See note 3 for limits

Same as ceramic

GB31604.34-2016

Cadmium dissolution

GB31604.24-2016

Metal materials and products

GB4806.9-2016

Sensory index

Sensory: the surface contacting food should be clean, the coating should not crack and peel off, the welding part should be smooth and clean, without pores, cracks and burrs.

Immersion solution: the immersion solution obtained from migration test should not have abnormal odor.

Arsenic (as)

≤0.04mg/kg

1. Martensitic stainless steel does not require CR; 2. Only arsenic, cadmium and lead should be detected for non stainless steel; 3. See note 4 for test conditions.

Gb31604.38-2016 or gb31604.49-2016

Cadmium (CD)

≤0.02mg/kg

Gb31604.24-2016 or gb31604.49-2016

Lead (PB)

≤0.05mg/kg

Gb31604.34-2016 or gb31604.49-2016

Chromium (CR)

≤2.0mg/kg

Gb31604.33-2016 or

Nickel (Ni)

≤0.5mg/kg

GB31604.49-2016

Paper and paperboard materials and products for food contact

GB4806.8-2016

Sensory requirements

The color is normal, without odor, mildew or other dirt

Immersion solution: the immersion solution obtained from migration test should not have any sensory deterioration such as coloring and odor

Lead (PB)

≤3.0mg/kg

Gb31604.49-2016 part I, determination by ICP-MS

Arsenic (as)

≤1.0mg/kg

Formaldehyde residue

≤1.0mg/dm2

Gb4806.8-2016 Appendix A extraction + gb31604.48-2016

Fluorescent substance

negative

254nm and 365nm

GB31604.47-2016

gross migration

10mg/dm2

GB31604.8-2016

Potassium permanganate consumption

40mg / kg (water, 60 ℃, 2h)

1. Expected contact with liquid food; 2. Not suitable for paper and paper covered with wax;

GB31604.2-2016

Heavy metals (as Pb)

1 mg / kg (4% acetic acid, 60 ℃, 2 h),

GB31604.9-2016

Microbial limit - coliform

No detection / 50cm2

GB14934-1994

Microbial limit - Salmonella

No detection / 50cm2

GB14934-1994

Microbial limit - mold

≤50CFU/g

GB4789.15

Coatings and coatings (General requirements)   (not applicable to paper coatings and coatings)   The special requirements of each coating are shown below

GB4806.10-2016

Sensory requirements

Sensory: smooth surface, uniform color, no pores; After soaking, there should be no cracking, blistering and falling off.

Immersion solution: the immersion solution obtained from migration test should not have sensory deterioration such as coloring, turbidity, precipitation and odor.

A. Total migration - 10% ethanol or water

≤ 10mg / DM2 (infant products 60mg / kg)

1. A, C1, C2, C3 can be one of them, depending on the concentration of food ethanol in contact with; 2. Exposure to all types of food to make B + D + appropriate concentration of ethanol simulants.

GB 31604.1-2016& GB5009.156-2016& GB31604.8-2016

B. Total migration - 4% acetic acid

C1. Total migration - 20% ethanol

C2. Total migration - 50% ethanol

C3. Total migration - 95% ethanol or actual concentration of ethanol

D. Total migration - vegetable oil

Potassium permanganate consumption

≤10mg/kg

Distilled water, 60 ℃ for 2 h (boil the cooking utensils for 0.5 h, and then place them at room temperature for 24 h)

GB31604.2-2016

Heavy metals (as Pb)

≤1.0mg/kg

4% acetic acid, 60 ℃, 2 h (boiling the cooking utensils for 0.5 h and then placing them at room temperature for 24 h)

GB31604.9-2016

Specific migration

According to the following specific coating materials

Epoxy resin coating modified by styrene or acrylic acid

GB4806.10-2016

General requirements for coatings

Default access to whole food items

Migration of bisphenol A

0.6mg/kg

GB 31604.10-2016

Free phenol

3.0mg/kg

Epoxy polyamide resin coating

GB4806.10-2016

General requirements for coatings

Default access to whole food items

Migration of bisphenol A

0.6mg/kg

Polyoxymethylene resin coating

GB4806.10-2016

General requirements for coatings

Default access to whole food items

Formaldehyde migration

15mg/kg

PTFE coatings

GB4806.10-2016

General requirements for coatings

Default access to whole food items

Migration of tetrafluoroethylene

0.05mg/kg

Fluorine migration

0.2mg/kg

Hexavalent chromium migration

0.01mg/kg

Plastic resin (raw material requirements for molding)

PE resin

GB4806.6-2016

Need to outsource

Sensory: normal color, no abnormal smell, unclean, etc.

Immersion solution: the immersion solution obtained by migration test has no obvious sensory deterioration such as coloration, turbidity, precipitation and odor.

Loss on drying

≤0.15％

100℃,2h

GB31604.3-2016

Burning residue

≤0.20％

GB31604.6-2016

n-hexane extract

≤2.0％

Reflux, 2 h

GB31604.5-2016

PP resin (homopolymer)

GB4806.6-2016

sensory organs

Same as PE resin

n-hexane extract

≤2.0％

Reflux, 2 h

GB31604.5-2016

PC resin (polymer of bisphenol A and carboyldichloro or diphenyl carbonate) (consulting and technical support for other types of PC)

GB4806.6-2016

sensory organs

Same as PE resin

Migration of bisphenol A

0.6mg/kg

GB 31604.10-2016

Free phenol

0.05mg/kg

Reflux distilled water for 6H

GB 31604.46-2016

Water extract

≤15mg/L

Reflux, 6H

GB31604.5-2016

20% ethanol extract

≤15mg/L

Reflux, 6H

4% acetic acid extract（

≤15mg/L

Reflux, 6H

n-hexane extract

≤15mg/L

Reflux, 6H

Potassium permanganate consumption

≤10mg/L

Water, reflux for 6H

GB31604.2-2016

Heavy metals (as Pb)

） ≤1.0mg/L

4% acetic acid, reflux for 6 h

GB31604.9-2016

PS resin (styrene homopolymer and butadiene copolymer)

GB4806.6-2016

Sensory requirements

Same as PE resin

Loss on drying

≤0.2％

100℃,3h

GB31604.3-2016

Volatiles

≤1.0％

GB31604.4-2016

n-hexane extract

≤1.5％

Reflux, 2 h

GB31604.5-2016

Butadiene migration

≤0.01mg/kg

GB31604.12-2016

Polyvinyl chloride resin (PVC)

GB4806.6-2016

Sensory requirements

Same as PE resin

Vinyl chloride migration

＜0.01mg/kg

GB31604.31-2016

Polyethylene terephthalate resin (PET)

GB4806.6-2016

Sensory requirements

Same as PE resin

Lead (PB)

1mg/kg

4% acetic acid, reflux 0.5h

GB 31604.34-2016 or GB31604.49-2016

Water extract

≤0.5％

Reflux, 0.5h

GB31604.5-2016

65% ethanol extract

≤0.5％

Reflux, 2 h

4% acetic acid extract

≤0.5％

Reflux, 0.5h

n-hexane extract

≤0.5％

Reflux, 1H

Antimony migration

0.04mg/kg

GB 31604.41-2016 or GB31604.49-2016

Glycol migration

30mg/kg

GB 31604.44-2016

Migration of terephthalic acid

7.5mg/kg

GB 31604.21-2016

Polyamide (nylon) resin (PA6)

GB4806.6-2016

Sensory index

Same as PE resin

Caprolactam

≤15mg/kg

GB31604.19-2016

As resin

GB4806.6-2016

Sensory index

Same as PE resin

Migration of acrylonitrile

ND(＜0.01mg/kg)

GB 31604.17-2016

ABS resin

GB4806.6-2016

Sensory index

Same as PE resin

Migration of acrylonitrile

ND(＜0.01mg/kg)

GB 31604.17-2016

Butadiene migration

ND(＜0.01mg/kg)

GB31604.12-2016

POM resin

GB4806.6-2016

sensory organs

Same as PE resin

Formaldehyde migration

15mg/kg

GB 31604.48-2016

Bisphenol A epoxy resin

GB4806.6-2016

sensory organs

Same as PE resin

Migration of bisphenol A

0.6mg/kg

GB 31604.46-2016

Pan resin

GB4806.6-2016

sensory organs

Same as PE resin

Migration of acrylonitrile

ND(＜0.01mg/kg)

GB 31604.17-2016

Butadiene migration

ND(＜0.01mg/kg)

GB31604.12-2016

Polytetrafluoroethylene resin PTFE

GB4806.6-2016

sensory organs

Same as PE resin

Migration of tetrafluoroethylene

0.05mg/kg

Melamine formaldehyde Resin MF

GB4806.6-2016

sensory organs

Same as PE resin

Melamine migration

2.5mg/kg

GB 31604.15-2016

Formaldehyde migration

15mg/kg

GB 31604.48-2016