Internal Standard ICP-MS (200.8) Back Catalog number: 59143 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA10331000AL Atrazine-desethyl 100 µg/mL in Acetonitrile, 1ml Price on request 673275 Ethiofencarb-sulfoxide, 100 µg/ml, Acetonitrile, Price on request N721502 rac Normetanephrine-d3 Hydrochloride, 1mg Price on request