Oakton Conductivity/TDS calibration solutions are standardized against NIST standards, premixed, and ready to use. Each economical one-pint bottle is labeled with the name and CAS number for all ingredients to conform with "Right-to-Know" requirements, and includes MSDA.

NIST-traceable ± 1% accuracy at 25°C

Volume: 1 Pint
Dimensions: 7.75" H x 2.25" diameter
Shipping weight: 1.1lb.

Conductivity-to-TDS calibration values:
ppm KCI: 11.6
ppm NaCl: 10.7
ppm 442: 14.74