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Red Sea Magnesium Pro Test Kit

TestKit by Red Sea

5 ratings

Used in 94 aquariums

By mepluribus on June 28, 2017
By adammahne on May 27, 2017
By echogi on May 23, 2017
By carlonaz on February 2, 2017
By nicksab on January 15, 2017
Can t get a reading below 1600ppm no matter how I do it.

80 Aquariums