Poolspa SPA Marina - Measurement and Treatment Formula Set

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hinge in the middle, for easy folding and handling.
Continous exposition to the sun, UV lightning can be the
cause of color change of the thermal cover.
Protect the thermal cover against the mechanical dama-
ges.
1.10. Measurement and treatment formula set
Before the first bath and always once in 2 weeks, please check the water pH with
the enclosed Dinofresh/pH Tester!!!
pH measurement:
• rinse a test container and fill to the 10 ml mark with pool water
• add 1 PHENOLRED tablet to the container and close the plug
• shake the container and dissolve the tablet
• compare the test water color with the colors in the left row
• ideal values range from 7.2 to 7.6
• all pH values below 6.8 make the water turn yellow
• all pH values above 8.2 make the water turn red.
Dinofresh measurement:
(This is a measurement of the active oxygen concentration contents, informing about the oxygen
contents level in water)
• rinse a test container and fill to the 10 ml mark with pool water
• add 1 DPD no 4 tablet to the container and close the plug
• shake the container and dissolve the tablet
• compare the colour of the solution with the colours in the column on the right side to read the
Dinofresh value of the tested water sample
• ideal values range from 5.0 to 8.0 mg/litre.
Important instructions:
• do not touch the tablets! It may distort the test outcome
• reading of results must take place immediately after the tablet has dissolved in water
• after each measurement the test container and its lid should be thoroughly rinsed. Otherwise,
it may also distort the results.
The tablet reagents are provided for the purpose of the above described chemical
analyses and should not be used for any other purposes. The tablet reagents
must not be handled by children.