Michigan GRO Standard Back Catalog number: 51182 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673495 Buprofezin, 100 µg/ml, Ethyl acetate, 5ml Price on request 0486.20-200-T Dinaphtho[2,1-b;1',2'-d]thiophene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 194-65-0 Price on request 673350 Methamidophos, 10.0 µg/ml, Acetonitrile, 10ml Price on request