CPC B01L 3/527 (2013.01) [A61H 33/0087 (2013.01); B01L 2200/0689 (2013.01); B01L 2300/0663 (2013.01); B01L 2300/0681 (2013.01); B01L 2300/1894 (2013.01); B01L 2400/0475 (2013.01); B01L 2400/0633 (2013.01)] | 20 Claims |
1. A spa tub, comprising:
a spa shell defining an interior cavity configured to contain a volume of water;
at least one spa circulation pump in communication with the interior cavity of the spa shell, the at least one spa circulation pump being configured to create a flow of the water to and from the interior cavity of the spa shell; and
a testing system configured to acquire water samples from the volume of water and perform water quality tests on the water samples, the testing system comprising:
a housing;
a testing system circulation pump disposed within the housing, the testing system circulation pump being configured to acquire the water samples from the volume of water;
a replaceable reagent cartridge removably received within the housing, the replaceable reagent cartridge comprising at least one pouch for containing at least one chemical reagent;
a test plate assembly disposed within the housing, the test plate assembly being configured to receive the water samples acquired by the testing system circulation pump and the at least one chemical reagent from the reagent cartridge, wherein the test plate assembly is configured to mix the water samples and the at least one chemical reagent and perform the water quality tests on the mixed water samples and the at least one chemical reagent; and
a discharge filter disposed downstream of the test plate assembly, the discharge filter being configured to at least partially remove the at least one chemical reagent from the water samples after the water quality tests are performed.
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