1,2,3,6-Tetrahydrophthalic anhydride, 250mg

Fenthion-d6, 100µg/ml in Acetonitrile, 1ml

Perfluorobutane sulphonate, potassium salt, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 29420-49-3

1,8-Bis(hydroxymethyl)anthracene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 34824-20-9