Food contact materials US FDA food grade testing

FDA testing/FDA testing of food contact materials has different testing requirements for different materials and food types. The detailed FDA testing/FDA testing requirements are as follows:

1. Organic coatings, metals and electroplated products FDA testing requirements US FDA CFR 21 175.300
Water extractives Deionized water leaching method
8% alcohol extractives 8% alcohol leaching method
N-heptane extractives n-heptane leaching method
2. Paper products FDA testing/ FDA testing requirements US FDA CFR 21 176.170
Net chloroform soluble extractives for water fraction
Net chloroform soluble extractives for 8 % alcohol fraction Net chloroform soluble extractives for 8% alcohol fraction
Net chloroform Soluble extractives for 50 % alcohol fraction
Net chloroform soluble extractives for n-heptane fraction Chloroform soluble extractives for n-heptane fraction (n-heptane leaching method)
3. Bamboo and wood products FDA testing/FDA testing Requirements US FDA CFR 21 178.3800
Pentachlorophenol and its salt PCP
4. ABS/SAN FDA testing/FDA testing requirements US FDA CFR 21 180.22 or 181.32.
Residual Acrylonitile in n-heptane
Residual Acrylonitile in 8% ethanol Residual Acrylonitile in 50% ethanol
Residual Acrylonitile in 50% ethanol
Residual Acrylonitile in 3% acetic acid 3% acetic acid Residual Acrylonitile
in water Residual acrylonitrile in water
5. Acrylic resin (Acrylic) FDA testing/FDA testing requirements US FDA CFR 21 177.1010
Total extract (in water, 8%, 50% alcohol fraction, heptane) deionized water, 8% / 50% ethanol, n-heptane
KMnO4 oxidizable extractive (in water, 8%, 50% alcohol fraction) Potassium permanganate oxidizable extraction
Ultraviolet-absorbing (in water, 8%, 50% alcohol fraction) Ultraviolet absorption ( Water, 8% ethanol, 50% ethanol)
Ultraviolet-absorbing (in heptane fraction) Ultraviolet absorption (in n-heptane)
6. Food container sealing rings, sealing liners, such as silicone rubber rings FDA testing/FDA testing requirements US FDA CFR 21 177.1210
Net chloroform soluble extractives for water fraction Chloroform soluble extractives (deionized water extraction method)
Net chloroform soluble extractives for 8 % alcohol fraction
Net chloroform soluble extractives for n-heptane fraction Chloroform soluble extractives for n-heptane fraction (n-heptane extraction method)
7. EVA FDA test/FDA test Requirements US FDA CFR 21 177.1350
Net chloroform soluble extractives for water fraction
Net chloroform soluble extractives for 8 % alcohol fraction
Net chloroform soluble extractives for 50 % alcohol fraction 50 % ethanol extracted chloroform soluble extractives
Net chloroform soluble extractives for n-heptane fraction n-heptane extracted chloroform soluble extractives
8. Melamine resin (melamine) FDA testing/FDA testing requirements US FDA CFR 21 177.1460
Net chloroform soluble water extractives chloroform soluble extractives (deionized water leaching method)
Net chloroform soluble 8% alcohol extractives chloroform soluble extractives (8% alcohol leaching method)
Net chloroform soluble n-heptane extractives Chloroform soluble extractives (n-heptane leaching method
9. Nylon plastic FDA testing/FDA testing requirements US FDA CFR 21 177.1500
Specific gravity
Melting point
Solubility / boiling 4.2 N HCI Solubility in hydrochloric acid
Water extractives Deionized water extraction method
95% ethanol extractives 95% alcohol extraction method
Ethyl acetate extractives Ethyl acetate extraction method
Benzene extractives Benzene extraction method
10. PP plastic FDA testing/FDA testing requirements US FDA CFR 21 177.1520
Specific gravity
Melting point Melting point
n -hexane extractives n - hexane
extractives




12. FDA testing/FDA testing requirements for perfluorocarbon resins. US FDA CFR 21 177.1550
50% ethanol extractives at refluxing temperature for 2 hours 50% ethanol reflux extraction for 2h
N-heptane extractives at refluxing temperature for 2 hours Positive Ethyl
acetate extractives at refluxing temperature for 2 hours Fluoride extractives
(as fluorine) in distilled water Fluoride extractives
(as fluorine) in 8% ethanol (for coating) 8% Fluoride extractives (as fluorine)
in 50% ethanol Fluoride extractives (as fluorine) in ethyl acetate
Fluoride extractives (as fluorine) in ethyl acetate Fluoride
extractives (as fluorine) in n-heptane Fluoride extractives (as fluorine) in n-heptane Fluoride extractives (as fluorine) in n-heptane
13. PC plastic FDA testing/FDA testing requirements. US FDA CFR 21 177.1580
Water extractives at refluxing temperature
50% ethanol extractives at refluxing temperature 50% alcohol reflux extraction
n-heptane extractives at refluxing temperature n-heptane reflux extraction 14.
PET plastic FDA testing/FDA testing requirements US FDA CFR 21 177.1630.
Net chloroform soluble fraction of distilled water chloroform soluble
fraction of n-heptane chloroform soluble fraction of n-heptane chloroform soluble
fraction of 8% ethanol 8% ethanol soluble fraction of n-heptane chloroform soluble fraction of n-
heptane chloroform soluble fraction of 50 % ethanol 50% ethanol extracted chloroform soluble fraction
Net chloroform soluble fraction of 95% ethanol 95% ethanol extracted chloroform soluble fraction
15. PS plastic FDA testing/FDA testing requirements US FDA CFR 21 177.1640
Residual styrene monomer Residual styrene monomer
16. Polysulfone resin FDA testing/FDA testing requirements US FDA CFR 21 177.1655
Water extractives Deionized water extraction method
3% acetic acid extractives 3% acetic acid extraction method
50% alcohol extractives 50% alcohol extraction method
n-heptane extractive n-heptane extraction method
17. Polyurethane resin (PU) FDA testing/FDA testing requirements US FDA CFR 21 177.1680
Adhesive resistance test
water extractives deionized water leaching method
8% ethanol extractives 8% alcohol leaching method
18. Styrene block polymer (Styrene block polymer) FDA testing/FDA testing requirements US FDA CFR 21 177.1810
Water extractives deionized water leaching method
50% ethanol extractives 50% alcohol reflux extraction
solubility
molecular weight
glass transition point glass transition temperature
19. MMA, MBS methyl methacrylate, methyl methacrylate-styrene copolymer FDA testing /FDA testing requirements. US FDA CFR 21 177.1830
Non-volatile residue
KmnO4 oxidized water extractives Potassium permanganate oxidizable amount of water extract
KmnO4 oxidized 8% ethanol extractives
UV absorbing water extractives UV absorbing
8% ethanol extractives UV absorbing
n-heptane extractives -UV absorption of heptane extract
20. Urea-formaldehyde resin (UF) FDA testing/FDA testing requirements US FDA CFR 21 177.1900
water extractives Deionized water leaching method
8% alcohol extractives 8% alcohol leaching method
n-heptane extractives n-heptane leaching Extraction method
21. PVC polyvinyl chloride plastic FDA testing/FDA testing requirements US FDA CFR 21 177.1975
water extractives deionized water leaching method n-heptane extractives
n-heptane leaching method
8% alcohol extractives 8% alcohol leaching method
Residual vinyl chloride monomer VCM single Body residue
22. Mineral (such as glass fiber) reinforced nylon 66 (Mineral reinforced nylon) FDA testing/FDA testing requirements US FDA CFR 21 177.2355
Water extractives at refluxing temperature for 24 hours Water reflux extraction 24 hours
50% ethanol extractives at refluxing temperature for 24 hours 50% ethanol reflux extraction for 24 hours
Ashes of total extractives (Water)
Ashes of total extractives (50% ethanol) Ashes of ethanol extraction
23. Polyester resin (Polyester resin) FDA Testing/FDA testing requirements US FDA CFR 21 177.2420
Net chloroform soluble fraction in water chloroform soluble fraction in water (deionized water leaching method)
Net chloroform soluble fraction in 8 % ethanol chloroform soluble fraction (8% alcohol leaching method)
Net chloroform soluble fraction in 50 % ethanol chloroform soluble extract (50% alcohol extraction method)
n-heptane extractives n-heptane extraction method
24. Polyamide-imide resin (Polyamide-imide resin) FDA testing/FDA testing requirements US FDA CFR 21 177.2450
Water extractives Water extractives
3% acetic acid extractives 3% acetic acid extractives
50% ethanol extractives 50% ethanol extractives
n-heptane extractives n-heptane extractives
25. FDA testing/FDA testing requirements for rubber (SBS, TPR, TPE), silicone and other elastomers, etc. US FDA CFR 21 177.2600
water extractives deionized water leaching method
n-hexane extractives n-hexane leaching method (only for fatty food contact)
26 . FDA testing/FDA testing requirements for silver-plated products US FDA CPG 7117.05
extractable lead lead extraction
27. FDA testing/FDA testing requirements for ceramics, glass, and enamel vessels US FDA CPG 7117.06,07
extractable lead and cadmium testing
28. Metal Material FDA testing/FDA testing requirements US FDA CFR 175.300 & CPG 7117.05
water extractives deionized water leaching method
8% alcohol extractives 8% alcohol leaching method
n-heptane extractives n-heptane leaching method
extractable lead lead extraction

29. Metal products - stainless steel (non-cooking use)
total chromium content (Cr content) not less than 10.5%
30. Metal products - stainless steel (cooking and non-cooking use)
total chromium content (Cr content) not less than 16%

31. For more FDA testing/FDA testing standards and requirements, please contact us.

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Dongguan Zhongyu Testing provides professional and efficient FDA testing services, and provides internationally recognized and qualified FDA testing reports to ensure that your products can successfully enter the international market. For more FDA testing details, please contact us!