Pesticide/Herbicide Standard Back Catalog number: 94235 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 53050 Interference Standard 3 Price on request 0271.24-10MG Naphtho[2,3-k]fluoranthene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 207-18-1 Price on request 52145 Method 200.8 / 1638 / 1640 Internal Standard, in 2%-HNO3/Water, 4x25ml Price on request