Specific migration testing – terephthalic & isophthalic acids
Specific migration testing of terephthalic acid [CAS 100-21-0; Ref No 24910] and isophthalic acid [CAS 121-91-5; Ref No 19150] by European Union Regulation No 2011/10.
Terephthalic acid (FCM 785) is grouped with FCM 191 and FCM 192 (Group 28), which together have an SML of 7.5 mg/kg (expressed as terephthalic acid).
Isophthalic acid (FCM 291) is grouped with FCM 188 (Group 27), which together have an SML of 5 mg/kg (expressed as isophthalic acid).
- Suitable sample matrices
- All plastic food contact materials (FCM)
- Minimum sample amount
- Articles of volume <250 mL: 8 pieces. Articles of volume >250 mL: 4 pieces. Film 2xA4 size sheets. Other materials materials 3 dm2.
- Typical turnaround time
- 5 weeks after receiving the samples
- Detection limit
- < 0.5 mg/kg
- Quality system
- Accredited test method