ISTA I-506 CO2 Indicator



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  • Monitor CO2 levels accurately in freshwater tanks
  • Transparent acrylic material of the indicator allows correct color reading
  • Special structure design allows no solution spilling from the indicator
  • The waterproof color chart sticker is reusable
  • Provides continuous and accurate monitoring of CO2 levels in freshwater aquariums
  • Acrylic viewing window for clear color reading
  • Indicator can be turned and adjusted in various positions for better viewing (Outlet of the airspace must face down)
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