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Regulated Food and Feed Products for Great Britain

tungsten oxide

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Product details

FCM substance No.
1064
EEC packaging material reference No.
not specified
CAS No.
39318-18-8
Substance name
tungsten oxide
Use as additive or polymer production aid (yes/no)
yes
Use as monomer or other starting substance or macromolecule obtained from microbial fermentation (yes/no)
no
FRF applicable (yes/no)
no

Conditions of use

Specific migration limit [mg/kg]
0.05 mg/kg
Restrictions and specifications
Stoichiometry: WO n , n = 2,72-2,90
Notes on verification of compliance
When used as reheat agent in polyethylene terephthalate (PET) verification of compliance with the specific migration limit is not required; in all other cases compliance with the specific migration limit shall be verified in accordance with Article 18; the specific migration limit is expressed as mg tungsten/kg food.

Dates

Date applied from
Last updated

Legislation

Additional information
not specified