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![[Information] A discussion on Dissolved Oxygen (DO)](https://image.mono.ipros.com/public/catalog/image/01/4f0/536394/IPROS79190076227252972884.jpeg?w=120&h=170)
![[Information] A Discussion on Electrical Conductivity](https://image.mono.ipros.com/public/catalog/image/01/4f8/536389/IPROS36240151939436076471.jpeg?w=120&h=170)
![[Information] About pH](https://image.mono.ipros.com/public/catalog/image/01/22c/536384/IPROS05504468560307599286.jpeg?w=120&h=170)



















![Portable Multi-Water Quality Meter [pH, ORP, Electrical Conductivity, Optical Dissolved Oxygen] MM-42DP/41DP](https://image.mono.ipros.com/public/catalog/image/01/4c1/502245/IPROS75476290769867814335.jpeg?w=120&h=170)

