AOAC Methods for Review in Codex STAN 234_11-2018

AOAC Official Methods Listed in CXS 234 for Milk and Milk Products

88

Table 985.35B. Wavelength and flame parameters for AAS determination of minerals in infant formula

Instrument setting UV/vis range

Element

Wavelength, nm

Flame type

Reducing air-C 2 H 2 Oxidizing air-C 2 H 2 Oxidizing air-C 2 H 2 Oxidizing air-C 2 H 2 Oxidizing air-C 2 H 2 Oxidizing air-C 2 H 2 Oxidizing air-C 2 H 2 Oxidizing air-C 2 H 2

Ca (CAS-7440-70-2) Cu (CAS-7440-50-8) Fe (CAS-7439-89-6) K (CAS-7440-09-7) Na (CAS-7440-23-5) Mg (CAS-7439-95-4) Mn (CAS-7439-96-5) Zn (CAS-7440-66-6)

422.7 324.7 248.3 589.0 285.2 279.5 213.9

211-vis 325-UV 248-vis 383-vis 295-vis 285-UV 279-UV 214-UV

766.5 or 769.9

10/9/2018