why ethanolic sulphate standard solution used in limit test for sulphate. give reason ?
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Answered by
7
Answer:
The turbidity produce in sample solution should not be greater than standard solution. If turbidity produces in sample solution is less than the standard solution, the sample will pass the limit test of sulphate and vice versa. Reasons: Hydrochloric acid helps to make solution acidic.
Answered by
5
Answer:
Observation:
The turbidity produce in sample solution should not be greater than standard solution. If turbidity produces in sample solution is less than the standard solution, the sample will pass the limit test of sulphate and vice versa.
Reasons:
Hydrochloric acid helps to make solution acidic.
Potassium sulphate is used to increase the sensitivity of the test by giving ionic concentration in the reagent
Alcohol helps to prevent super saturation
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