Propham Back Catalog number: 31741 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677071 Imidacloprid guanidine hydrochloride, 10 µg/ml, M Price on request 683417 FRD-903, 10mg Price on request 676543 Bis(2-ethylhexyl) phthalate, 2000 µg/ml, Acetone, Price on request