Heptachlor Back Catalog number: 70192 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9451.9-100-AN Dicamba methyl ester Price on request S-4072-05-10ME Sulfur Standard 1 Unit: 10mL screw cap bottle Chiron No. Matrix: Methanol Compound Concentration S-4072 Diethyl sulfide 0.5 ppm (w/w) Di-n-butyl sulfide 0.5 ppm (w/w) Price on request 9765.11-100-ME MCPB-d3 (4(4-Chloro-2-methylphenoxy-3,5,6-d3)butyric acid) Price on request