ERP Sulfite Methods-Meeting Materials_4-2020

ERP for Sulfites in Seafood Methods Materials

50

Bias

+20

+28

+37

Bias

-

+8

Theoretical level SO2 (mg/kg)

Theoretical level SO2 (mg/kg)

54

107

160

0

317

Recovery ( %)

Recovery ( %)

98

95

89

0

78

(Mean Biofish /theoretical level)*100

(Mean Biofish /theoretical level)*100

Portion 1

40

93

140

Portion 1

0

273

Portion 2

46

95

141

Portion 2

0

262

Portion 3

44

92

138

Portion 3

0

265

Portion 4

49

91

140

Portion 4

0

262

Portion 5

42

98

141

Portion 5

0

260

Biofish method (50- 300 mg/kg range)

Mean

44

94

140

Mean

0

264

Biofish method (50- 300 mg/kg range)

s r

3.5

2.8

1.2

s r

-

5.1

% RSD r

7.9

3.0

0.9

% RSD r

-

1.9

Accuracy (%)

Accuracy (%)

R=0.9999 m=- 229581.62 b=-1.27

133

126

132

-

110

(mean Biofish /mean OMA )*100

(mean Biofish /mean OMA )*100

R=0.9999 m=- 220264.96 b=-1.56

Bias

+11

+20

+ 34

Bias

-

+25

Theoretical level SO2 (mg/kg) Recovery ( %) (Mean biofish /theoretical level)*100

Theoretical level SO2 (mg/kg)

54

107

160

0

317

Recovery ( %) (Meanbiofish/theoretical level)*100

81

88

88

0

83

34

04/16/2020