Atrazine, 100 µg/ml, Methanol, 1ml Back Catalog number: 679464 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended S-4254-100-10T Sulfur Calibr. Mix. Dibenzothiophene in Toluene (20 cSt)Unit: 10mL screw-capped bottle Matrix White oil White Oil Concentration Isooctane Toluene 3 cSt Price on request MCCHLORD cis-(13C10)Chlordane (a), 1.2mL x 100ug/mL, nonane Price on request 674487 Chlorpyrifos, 10.0 µg/ml, Acetonitrile, 10ml Price on request