These conductivity sachets are convenient, easy to use and ensure accurate and reliable results both in the field or in the laboratory. The 30 ml sachets always provide a fresh solution preventing contamination by microorganisms, CO₂ or other substances. A conductivity sensor can be simply inserted into the sachet.

• Traceable to PTB and NIST
• Tested against primary reference standards

Certipur conductivity standards are also available in 500 ml packs for the user with higher volume requirements.