Buffer pH 4,01

Buffers DURACAL have completely new composition which achieved best stability. We guarantee 5 years from the date of manufacture. Addition of preservative protect against bacteria and blight and help maintain high capacity for quick and stable calibration.

Exeptional durability: 5 years lifespan                                                         Econimical: small amount just for calibration                                                    Stability: completely immune against microorganisms