ICP-MS Tuning Solution #1 EPA 200.8 Back Catalog number: 53122 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C12721000 3,3´-Dimethoxybenzidine, certified, 0.1g Price on request 681327 D9-Fluazifop-butyl, 100 µg/ml, Acetonitrile, 1ml Price on request 678116 Benzyldimethyltetradecylammonium chloride, 100 µg/ Price on request