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Table: Method Performance requirements for Amino acids as per SMPR 2014.013

3.6 - 45.0

± 10 %

45.0 - 450

± 8 %

450 - 22500 ± 5 %

3.6 - 45.0

≤ 4 %

45.0 - 450

≤ 3 %

450 - 22500 ≤ 2 %

3.6 - 45.0

≤ 6 %

45.0 - 450

≤ 4 %

450 - 22500 ≤ 3 %

Method of Analysis

NIST SRM 1849a

Reference

values(mg/100g)

Result

a

(mg/100g)

Recovery

%

RSDr %

SMPR

Recovery

limits

b

, %

SMPR RSDr

limits

b

, %

Result (mg/100g) Recovery % RSD

R

%

SMPR

Recovery

limits

b

, %

SMPR RSD

R

limits

b

, %

315

319.7

101.5

2.3

92 - 108

≤ 3

316.1

100.3

2.4

92 - 108

≤ 4

37

34.5

94.4

2.4

90 - 110

≤ 4

37.7

102.9

4.9

90 - 110

≤ 6

720

683.4

94.9

1.3

95 - 105

≤ 2

706.3

98.1

2.2

95 - 105

≤ 3

400

369.4

92.4

1.6

92 - 108

≤ 3

378.9

94.7

3.7

92 - 108

≤ 4

241

230.1

95.5

3.2

92 - 108

≤ 3

234.0

97.1

2.9

92 - 108

≤ 4

1070

1099.5

102.8

2.2

95 - 105

≤ 2

1082.4

101.2

3.3

95 - 105

≤ 3

2590

2761.3

106.6

2.0

95 - 105

≤ 2

2725.6

105.2

2.5

95 - 105

≤ 3

640

619.1

96.7

0.9

95 - 105

≤ 2

613.5

95.9

1.7

95 - 105

≤ 3

455

445.5

97.9

1.5

95 - 105

≤ 2

442.0

97.1

2.7

95 - 105

≤ 3

1195

1173.8

98.2

0.7

95 - 105

≤ 2

1155.2

96.7

1.8

95 - 105

≤ 3

1010

1068.7

105.8

2.1

95 - 105

≤ 2

1064.6

105.4

4.0

95 - 105

≤ 3

510

476.6

93.4

2.6

95 - 105

≤ 2

471.3

92.4

3.8

95 - 105

≤ 3

NA

440.3

NA

1.6

NA

≤ 2

429.3

NA

1.9

NA

≤ 3

760

781.1

102.8

1.1

95 - 105

≤ 2

772.0

101.6

2.0

95 - 105

≤ 3

660

694.2

105.2

1.2

95 - 105

≤ 2

694.6

105.2

1.4

95 - 105

≤ 3

1261

1243.6

98.6

0.6

95 - 105

≤ 2

1219.8

96.7

2.1

95 - 105

≤ 3

580

561.3

96.8

2.3

95 - 105

≤ 2

552.2

95.2

3.5

95 - 105

≤ 3

128.6

138.4

107.6

1.6

92 - 108

≤ 3

131.8

102.5

4.2

92 - 108

≤ 4

NA

564.3

NA

1.7

NA

≤ 2

--

--

--

--

--

Alkaline hydrolysis followed

by UHPLC-FLD determination

184

173.3

96.8

--

92 - 108

≤ 3

--

--

--

92 - 108

≤ 4

a

Results reported are as is sample basis

b

SMPR limits are on 'reconstituted sample basis' and converted into 'as is sample basis' by multiplying with a factor 9

Prepared By: BKVR Prasad

Reviewed By: Meena Mariappan

Asst. Manager

General Manager - Chemical Testing

Product Service-COE

Product Service

TUV-SUD South Asia

TUV-SUD South Asia

Bangalore, India

Bangalore, India

3.6 to 22500 mg/100g

Limit of quantification (LOQ) on reconstituted product

≤ 0.4 mg/100g on reconstituted powder basis

3.6 mg/100g on as is basis

± 10 %

5.0 -50

± 8 %

Parameter

Minimum acceptable criteria

Analytical Range

0.4 to 2500 mg/100g

Acid Hydrolysis followed by

UHPLC-DAD determination

L-Methionine

Performic acid oxidation

followed by acid hydrolysis

and UHPLC-DAD

determination

Recovery

0.4 - 5.0

AMINO ACIDS METHOD VERIFICATION AGAINST AOAC SMPR 2014.013

L-Threonine

L-Glutamic acid

Cysteine + Cystine

Amino acid

L-Aspartic acid

L-Glycine

L-Argenine

L-Serine

L-Taurine

L-Histidine

L-Tryptophan

L-Lysine

L-Proline

L-Tyrosine

L-Alanine

L-Phenyl Alanine

L-Leucine

L-Isoleucine

L-Valine

L-Methionine

Repeatability

NIST SRM 1849a Results

Reproducibility

50 - 2500

± 5 %

Repeatability (RSDr)

0.4 -50

≤ 4 %

5.0 - 50

≤ 3 %

50 - 2500

≤ 2 %

Reproducibility (RSD

R

)

0.4 - 5.0

≤ 6 %

5.0 - 50

≤ 4 %

50 - 2500

≤ 3 %

Amino-03 (February 2016)

FOR ERP USE ONLY

DO NOT DISTRIBUTE