The water soluable vitamins B12 and folic acid (FA) were chosen as well as NATA (N-Acetyltryptophanamide) which has a well known phosphorescence lifetime and was therefore ideal as a reference to the potency of the deoxygenation system.
Vatnsleysanlegu vítamínin B12 og fólínsýra (FA) urðu fyrir valinu ásamt efninu NATA (N-acetyltryptophanamide) sem hefur þekktan fosfórljómunarlíftíma og hentaði til viðmiðs um afkastagetu búnaðarins.