Conductivity and TDS Standard, 5 S/cm; 500 mL

Ideal for laboratory and field analysis|All Oakton Conductivity and TDS Standards are traceable to NIST standard reference materials Solutions help you calibrate conductivity instruments to ensure accuracy Standard values given at 25?C|CONDUCTIVITY STD, 5 uMHOS|KCl, NaCl and 442 conversions printed on the bottle for ease of use (excluded on 60-mL bottle, but included in insert). Temperature corrections are printed on the bottle, with certified values listed in tables and referenced to 25?C (excluded on 60-mL bottle, but included in insert). Manufactured under ISO 9000 quality guidelines and traceable to NIST standards. If unopened, shelf life is 1 year. If opened recommended shelf life is 4 months. Conductivity options range from 1 ?S/cm to 200,000 ?S/cm.