Buffertabletten pH 4
- Fresh calibration solution at any time
- Long shelf life
- Simple preparation: Dissolve 1 tablet in 20 ml deionized water
Lovibond's colour-coded pH buffer tablets are ideal for the fresh preparation of calibration solutions without producing large quantities of packaging material. Simply dissolve one pH buffer tablet in 20 mL of deionized water. After 90 s dissolution time, the desired pH value of 4 is achieved, which can be identified by the pink colouring of the solution. The tablet reagent in the aluminum blister pack withstands almost all climatic conditions and external influences and impresses with its long shelf life.
Bestelnr. 515621BT
Productinformatie
Description | Kalibratie-oplossing: Los 1 tablet op in 20 ml gedeïoniseerd water |
pH-waarde bij 25 ° C | 4.0 ± 0.05 pH |
Hoeveelheid | 250 |
Kleur van de oplossing | roze |
Bewaaromstandigheden | 15 - 25 °C |
Houdbaarheid (verzegeld) | 4 jaar |