Flocculant PAX21 (25L)

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Areas of use

PAX21 is a highly concentrated iron-free polyaluminum chloride solution that can be used for flocculation of most waters such as raw water, process water, wastewater and bath water in connection with most treatment processes.
Pax 21 is used for most mini-treatment plants.

Not sure which product to use for your mini-treatment plant?

Chemical name:

Polyaluminum chloride

Dosage

Dosing shall be done with pumps of corrosion-resistant design. Pipes and valves must also be made of plastic or rubberized steel.
PAX-21 is best dosed without dilution.

Conversion for dosage

100 ml PAX-21/m3 corresponds to 131.0 g PAX-21 or 9.8 g Al/m3
100 g PAX-21 corresponds to 76.3 ml PAX-21 or 5.7 g Al/m3

Chemical data

PAX-21 is a yellowish liquid with a slight odor.

Aluminum (Al3+) 7.5 +- 0.2 %
Iron (Fe3+) max 0.01 %
Specific gravity 1.31 g/cm3
Viscosity(25oC) ca 10 mPas
pH ca 1.0
Chloride content ca 20 g/kg
Sulphate content max 5.0 -“-
Freezing point ca -20 oC
Active substance (Me3+) 2.8 mol/kg (3.7 mol/l)