Inorganic Drinking Water Kit Back Catalog number: 55148 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678348 Nitrofen, 100 µg/ml, Ethyl acetate, 1ml Price on request 18000-0701D-100AN Metformin-d6-HCl, 100µg/ml in Acetonitrile, 1ml Price on request 53071 Spiking Standard 5 Price on request