EPA Method 525 - Perchlorinates Back Catalog number: 31029 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1557.5-K-ME n-Pentane-d12, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 2031-90-5 Price on request BDE-202 2,2',3,3',5,5',6,6'-Octabromodiphenyl ether, 1.2ml x 50ug/ml, toluene Price on request 79710 Bentazon, 1000µg/ml in Acetonitrile, 1ml Price on request