EPA Method 525.2 - IS/SS Mix Back Catalog number: 37031 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8966.25-100-ME 3-Chloro-1,2-propandiol-2-monoerucidate, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request C14101000 Heptachlor-exo-epoxide (cis-, isomer B), certified, 10mg Price on request 9195.22-100-ME Sildenafil-d3 (N-methyl-d3-piperazine), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1126745-90-1 Price on request