Medical Marijuana Heavy Metals Calibration Back Catalog number: 50712 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9507.9-100-AN Dichlorprop-d3, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1219803-66-3 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 C16174400 Phthalic acid, bis-methylglycol ester, certified, 0.25g Price on request