The Thermo Scientific 911125 is a 25-Pack of pH electrode rinse solution pouches. This product restores proper electrode performance and prolongs electrode life on ready to use bottles. Solutions are identified by the letters A, B, C, and D; each letter designates a unique formulation. Cleaning solution A is for removing protein contaminants, cleaning solution B is for removing bacterial contaminants, cleaning solution C is for general cleaning and cleaning solution D is for removing oil and grease contaminants. The bottles include a small beaker to hold the solution and a plastic pipet to remove the old electrode filling solution.

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