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
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 µS/cm to 200,000 µS/cm.