Nitrite (NO2-) as N, 100µg/ml in Water, 100ml

MCPA,1000 µg/mL,MeOH,1mL,

2,4,5-Trimethylnaphthalene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17057-91-9

Omeprazol, 100µg/ml in Acetonitrile, 5ml