Figure 4 - blue. However, they remain clear if phosphatase...

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Figure 1 The phosphatase test. The substrate sodium diphenyl phosphate is added to a pasteurized milk sample, and the tube is incubated. Then the dye reagent is added. If phosphatase is present, the tube contents turn
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Unformatted text preview: blue. However, they remain clear if phosphatase was destroyed during the pasteurization process ....
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