Table 1

Elution Study on Bisphenol A

SamplesNo.
ofSamples

Solvent

Temperature

TimeElution(ppb)

Tableware4

water60°C

5 minutes

5.1~11.8

Tableware

420%EtOH

60°C

5 minutes

7.4~28.9

Tableware1

4% acetic acid60°C

5 minutes

10.4

Tableware4

water95°C

5 minutes

19.0~26.3

Tableware1

4% acetic acid95°C

5 minutes

21.1

Tableware
NursingbottlesNursingbottlesNursingbottlesNursingbottlesNursingbottlesNursingbottles
Tableware
Tableware
Plastic
bottles
Plastic
bottles
Plastic
bottles
Plastic
bottles
Tablewareand nursing
bottlesNursingbottlesNursingbottles
Vegetable
can s
Tableware forschool lunch
Tableware forschool lunch
Tableware forschool lunch
Tableware forschool lunch
Tableware forschool lunch
Tableware forschool lunch
Tableware forschool lunch
Tableware forschool lunch

4n-heptan

25°C

5 minutes

28.9~39.1

1water60°C

5 minutes

ND(<0.5)

420%EtOH

60°C

5 minutes

ND(<0.5)

1

4% acetic acid60°C

5 minutes

ND(<0.5)

4water95°C

5 minutes

ND(<0.5)~0.5

14% acetic acid95°C

5 minutes

ND(<0.5)

1666n-heptan
water
20%EtOHn-heptan

25°C
95°C
60°C
25°C

5 minutes
5 minutes
5 minutes
60 minutes

ND(<0.5)
ND(<0.5)~4.6
ND(<0.5)~2.9
ND(<5)~18

620%EtOH

60°C

30 minutes

ND(<5)~100

6water95°C

30 minutes

ND(<5)~180

64% acetic acid95°C

30 minutes

ND(<5)~8867

water,
n-heptaninaccordancewith the Food
Sanitation Law

in accordancewith the Food
Sanitation Law

ND(<100)~180

7water

95°C

no description

ND(<0.2)~5.5

7water

26°C

no description

ND(<0.2)

20

juice in can

30

water

30

soup

30

soup6olive oil

15n-heptan

15water

1520%EtOH

15

4% acetic acid—
80°C
(allowed to cool)80(allowed to cool )60°C(allowed to cool )60°C(allowed to cool )25°C(kept warm)
60°C(kept warm)
60°C(kept warm)
60°C(kept warm)—

AmountNotes
goods not meeting
specification
goods not meeting
specification
goods not meeting
specification
goods not meeting
specification
goods not meeting
specification
goods not meeting
specification

ND(<0.5)30 minutes

ND(<10)30 minutes

ND(<10)30 minutes

ND(<50)60 minutes

ND(<0.5)~1.0

30 minutes

ND(<0.5)30 minutes

ND(<0.5)~0.6

30 minutes

ND(<0.5)

*91

*91

*91
Returnable model
project
Returnable model
project
Returnable model
project
Returnable model
project

*92

*93
*95

ND~22.9µg/can

30 minutes

Reference
Number*94
15 samples were used
ones(1 to 3 years)
15 samples were usedones(1 to 3 years)
15 samples were usedones(1 to 3 years)
3 samples were used
ones(1 to 3 years)*96

Note 1: ND means below detection limit.
Note 2: Products not meeting specifications mean polycarbonate A-products containing more than 500 ppm of bisphenol A. (this level is thestandard level according to the Food Sanitation Law). These products have been recalled as violating against the Food Sanitation Law .

80

Table 2Sample
Food container s

Food container s

Elution Study on Styrene Monomer, Dimer and Trimer
No. ofSamples
919

Solvent

Temperature

Time

Elution Amount

water

60°C

30 minutes

20% ethanol

60°C

30 minutes

50% ethanol

60°C

30 minutes

n-heptan

25°C

30 minutes

water

30 minutes

water
water

Room
temperature
25°C
40°C
100°C
90°C

Dimer
ND(<0.01 µg/c m2 )TrimerND(<0.01 µg/c m2 )Dimer
ND(<0.01 µg/c m2 )Trimer
0.01~0.02 µg/c m2
Dimer
ND(<0.01 µg/c m2 )Trimer
0.06~0.14 µg/c m2
Dimer
ND(<0.01)~0.86 µg/c m2
Trimer
0.38~43.9 µg/c m2
Monomer
ND(<0.01)~0.12 ppm

1 hour
1 hour20 minutes
30 minutes

4% acetic acid90°C

30 minutes

20% ethanol

90°C

30 minutes

50% ethanol

90°C

30 minutes

n-heptan
Food container s
Polystyrenemolded products

Food container s
Cup noodles in apolystyrene
container
Cup noodles in apolystyrene
container
Cup noodles in apolystyrene
container

141128water
100°C
soup, cooking Boiling water
waste, noodles

5 minutes
10 minutes

3water95°C

10 minutes

3salad oil

95°C

10 minutes

Note: ND means below detection limit.

81

Monomer
Monomer
Monomer
Dimer
Trimer
Dimer
Trimer
Dimer
Trimer
Dimer
TrimerMonomer
Dimer
TrimerND(<0.01)~1.74 ppm
ND(<0.01)~4.60 ppm
0.003~0.044 mg/L
ND(<0.01 mg/L)
ND(<0.01 mg/L)
ND(<0.01 mg/L)
ND(<0.01 mg/L)
ND(<0.01 mg/L)
ND(<0.01 mg/L)
0.4 mg/L
2.5 mg/L
1~33 ppbND(<5 ppb)
ND(<5 ppb)~62 ppb

Monomer
Dimer
TrimerMonomer
Dimer
Trimer

1~2 ppb
ND(<1 ppb)
ND(<1 ppb)
20~100 pp b
50~100 ppb
20 ppb~1.6 ppm

Reference
Number
*112

*113

*114
*115

*116
*117

*117

*117

Table 3Sample
Plastic
packagedfoods
Pie
Cheese andbutter
Vinyl chloride
toys
Vinyl chloride
toys
Vinyl chloride
toys
Vinyl chloride
toys

Elution Study on Phthalates
No.
ofSamples
260

8—
—
10—

Measured
Substance
DEHP

Eluting Fluid—

ElutingCondition
—

DEHP

—

—

290 ( foods)

DEP
DEHP
DEHP
DBP,DOP,DHP,DNPphthalates

———
—

—
—
—
—

1.8
0.2~16.8
2.5~7.3
—

—

—

—

20
10
1010

DINP
DINP
DINP
DINP

10DINP

SalivaSalivaSalivaArtificialsaliva
Artificial
saliva15 minutes
15 minutes
15 minutes
30minutes,
20°C
30
minutes,20°C

82

Elution Amount(ppb)
65 ( drinks)

1.38 µg/min
2.44 µg/min
1.63 µg/min
2.5 µg/min
4.1 µg/min

Notes

Reference
Number
*127

*127
*128
0.2~24%(contents)
10~40%(contents)
Study on amounts
migrating into
volunteer’s saliva
eluted using a rotating
device (64 rpm)

*129
*130*131*131