BTEX (1.0 µg/mL) Back Catalog number: 98514 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679263 Halauxifen-methyl, 100 µg/ml, Acetonitrile, 1ml Price on request 73033 Benzoylecgonine Price on request 0299.19-50-T 7-Methylbenz[a]anthracene, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 2541-69-7 Price on request