QC Check Sample Back Catalog number: 59528 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673486 Bromophos-ethyl, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 3355.11-100-CY 2,4-DB methyl ester Price on request 2729.13-K-IO 1-Isopropylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6158-45-8 Price on request