ISO 18857-1 4-n-Nonylphenol solution, Calibration standard

ICP Calibration Mix

4,5-Dichloro-2-n-octyl-4-isothiazolin-3-one, >98%, 25g

Sodium 1H,1H,2H,2H-perfluorododecane sulfonate (10:2), 50µg/ml in MeOH, 1,2ml