Common Anions EPA 300.1Mix

Isofenphos-methyl, 100 µg/ml, Acetonitrile, 1ml

Dinaphtho[2,1-b;1',2'-d]thiophene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 194-65-0

Thiophene