SPIFAN SP Meeting September 17, 2016

Deconjugation with Rat Plasma Conjugase

37 deg C for 22 hr 100 deg C for 5 min

Monoglutamates

Polyglutamates (n = 1-8)

T. Gbatu, J. Szpylka, A. Gheney, AOAC Annual meeting 2008.

Average μg/100g

SD μg/100g

RSD % 6.3 8.6 10.2 5.6 10.0 12.2 8.3 11.1 11.1 8.3 4.7 13.9

Value μg/100g

Infant formula Baby food Protein powder

8 1

129 15 540 1245

128 15 545 1264

56 71

RTE cereal Yogurt drin Soymilk

4 2 5

36 14 66 252

Onion Powder Blackeye peas Eggs Banana Spinach Chicken liver

28 10 4 12 243

88 46 257 1756

T. Gbatu, J. Szpylka, A. Gheney, AOAC Annual meeting 2008.