EPA Method 608Mix #4 Back Catalog number: 41004 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9399.19-100-ME Doxepin-d3 hydrochloride, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 347840-07-7 Price on request 677064 Prothioconazole-desthio, 10.0 µg/ml, Acetonitrile Price on request 51069 ASTM D-4815 Calibration Mixes Price on request