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

Propyl Propionate, >98%, 25ml

3-n-Hexadecylthiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 119269-24-8

2,2',3,4,6-Pentachlorobiphenyl ,100 µg/mL,isooctane,1mL,