Supplemental Calibration Solution, 500ul, nonane

Furosemid, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 54-31-9

2H,2H,3H,3H-Perfluorohexanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 356-02-5

Nitrate & Nitrite as N