AOAC SPIFAN Stakeholder Program Meeting Book (September 10, 2020)

Working group activities

Discussed during the calls • Working Group had experience and answers to questions because of the 2’FL and LNnT SMPRs : e.g. selectivity/interferences; (non available) reference materials • The “main body text” of the 2’FL and LNnT – approved – SMPRs kept as template

• Emphasis was given to:

Analytical range per HMO Æ mainly based on data for breast milk

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Specific Performance Claims: 6’-SL Table 1: Method Performance Requirements a Analytical range 2 – 150 mg/100g Limit of Quantitation (LOQ) ≤ 1.6 mg/100g

85-110% (2-20 mg/100g) 90-110% (>20mg/100g)

Recovery

Repeatability (% RSD r )

≤ 5%

Reproducibility (% RSD R ) ≤ 10% a Concentrations apply to: i) “ready-to-feed’ liquids “as is”; ii) reconstituted powders (25 g into 200 g of water); and iii) liquid concentrates diluted 1:1 by weight.

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