Continue adding Alkalinity P tablets one at a time in this manner until the colour of
the solution changes from
3. Note the number of tablets used until the colour of the solution changed and cal-
culate the result from the formula below appropriate to the sample volume taken:
Alkalinity P (mg/l CaCO
Example
No. of tablets used = 6
(6 x 40) - 20 = 220 mg/l CaCO
Cleaning
Thoroughly rinse out the sample container after each use.
BLUE to YELLOW.
) = (No. of tablets x 40) - 20
3
3