Hmb (Polybiguanide-Based Biocide) - palintest Pooltest 25 Manual

Test 5 PHMB (POLYBIGUANIDE-BASED BIOCIDE)
Range 0 - 100 mg/l (ppm)
Method: Indicator
PHMB is the generic name for various polybiguanide-based swimming pool
biocides. These biocides are normally sold under branded product names, for
example Baquacil* (Zeneca), Softswim* (Biolab), Revacil* (Mareva) and
Nicosil* (NICO Norge).
Commercial products normally contain 20% active PHMB. This test has been
calibrated for the management of pools using commercial products of this
strength. A factor will need to be applied if products of a different strength are
(*AII trade marks acknowledged).
being used.
1 Fill test tube with sample to the 10 ml mark.
2 Add one PHMB Phot tablet, crush and mix to dissolve.
3 Take photometer reading immediately.
Reagents: PHMB Phot
Test 6 pH VALUE
Range 6.5 - 8.4
Method: Phenol Red
1 Fill test tube with sample to the 10 ml mark.
2 Add one Phenol Red tablet, crush and mix to dissolve.
3 Take photometer reading.
Reagents: Phenol Red
Yellow - Green - Blue
Re-Order Code: AP 272
Re-Order Code: AP 130
Yellow - Red
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