Method 200.9 Single Elememt Kit Back Catalog number: 52252 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678458 Piperonyl butoxide, 100 µg/ml, Acetonitrile, 5ml Price on request 0841.27-100-IO Cholest-2-ene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 15910-23-3 Price on request 0387.11-K-IOX10 1-Methylnaphthalene-d10, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 38072-94-5 Price on request