EPA Method 525.2 Standard Back Catalog number: 92694 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DHCH d-1,2,3,4,5,6-Hexachlorocyclohexane, 1.2mL x 100ug/mL, nonane Price on request PFRS-024S Tris(2-chloroethyl) phosphate, 100µg/ml in TO, 1ml Price on request 50105 ICP-MS Mix Price on request