pH meter. Marine Institute, St. John's, Newfoundland.

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Jar tester. Marine Institute, St. John's, Newfoundland.

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UV spectrophotometer use for measuring absorbance at 254 nm. Tells the amount of organic carbon present in the raw and finished water. Marine Institute, St. John's, Newfoundland.

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Adding flocculant and adjusting the pH in the jar tester. Marine Institute, St. John's, Newfoundland.

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Jar tester used to determine the amount of flocculant (ferric chloride, in this study) required in a water treatment plant.

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