Potassium (K) Back Catalog number: 56119 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673505 Chlorfenvinphos, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 79422 5-(Hydroxymethyl)furfural Price on request 673587 Fenitrothion, 10.0 µg/ml, Ethyl acetate, 10ml Price on request