SCHEDULE 3Overall and Specific Migration Testing Using Food Simulants

PART 2Food Simulants to be used in Migration Testing

4

The fatty food simulants referred to in the Table are —

a

corn oil with standardised specifications;

b

sunflower oil, the characteristics of which are —

i

Iodine value (Wijs) = 120 to 145;

ii

Refractive index at 20°C = 1.474 to 1.476;

iii

Saponification number = 188 to 193;

iv

Relative density at 20°C = 0.918 to 0.925;

v

Unsaponifiable matter = 0.5% to 1.5%;

c

a synthetic mixture of triglycerides the composition of which is as set out in the following tables:

Fatty acid distribution

No of C-atoms in fatty acid residue

6

8

10

12

14

16

18

others

GLC area (%)

~1

6-9

8-11

45-52

12-15

8-10

8-12

1

Purity

Content of monoglycerides (enzymatically)

<0.2%

Content of diglycerides (enzymatically)

<2.0%

Unsaponifiable matter

<0.2%

Iodine value

(Wijs)

<0.1%

Acid value

<0.1%

Water content (K Fischer)

<0.1%

Melting point

28 ± 2°C

Typical absorption spectrum (thickness of layer: d = 1 cm; Reference: water at 35°C)

Wavelength (nm)

290

310

330

350

370

390

430

470

510

Transmittance (%)

~2

~15

~37

~64

~80

~88

~95

~97

~98

At least 10% light transmittance at 310 nm