Mineral Spike Back Catalog number: 50420 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679770 Propamocarb-N-desmethyl hydrochloride, 100 µg/ml, Price on request 0665.30-100-IO alpha alpha alpha (24R)-4 alpha-Methyl-24-ethylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 53596-90-0 Price on request 673268 Diuron, 10.0 µg/ml, Acetonitrile, 10ml Price on request