Method 525.2 Solution A Back Catalog number: 97957 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2527.11-100-ME 4-Isobutylbenzoic acid, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 38861-88-0 Price on request 10629.12-50-NN 1,2,3,4,6,7,8-Heptachlorodibenzo-p-dioxin ,50 µg/mL,n-nonane,1mL, Price on request BB-154 2,2',4,4',5,6'-Hexabromobiphenyl, 1.2ml x 50ug/ml, nonane Price on request