EPA Method 525.2 Standard Back Catalog number: 92693 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended PN-2S 2-Chloronaphthalene, 1.2ml x 50ug/ml, nonane Price on request M2-8:2FTS Sodium 1H,1H,2H,2H-perfluoro-1-[1,2-13C2]-decane sulfonate (8:2), 1.2ml x 50ug/ml, methanol Price on request 70550 Benzoylprop ethyl Price on request