CLP Semi-Volatiles Toxic Substances #1 Back Catalog number: 10004 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2777.10-100-CY Heptachlor-endo-epoxide (trans-), 100µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 1024-57-3 Price on request 30105 EPA Method 552,552.1,552.2 Internal Std Price on request 71394 2-Amino-4,6-dinitrotoluene Price on request