Russell Hobbs 20770-56 Instructions Manual page 25

NSF / ANSI 42 - 2010:
4
pH: 7.5 ± 0.5
Temperature: 20 ± 3 °C (68 ± 5 °F)
Residuo fisso (TDS): 200 – 500 mg/l
Carbonio organico totale (TOC): ≥ 1.0 mg/l
Cloro Libero Disponibile (FAC): 2 mg/l ± 0.2 mg/l
Torbidità: < 1 NTU
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