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VITAMIN A FORTIFIed PEANUT BUTTER - The Official Website of ...

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1. Prepare a chlorine stock solution<br />

Appendix F<br />

(Name <strong>of</strong> Company)<br />

WATER TREATMENT PROCEDURE FOR CHLORINATION<br />

A chlorine stock solution <strong>of</strong> specific brand will be prepared to be used to treat the water for<br />

potability. Based on the declared available chlorine on the label, enough volume <strong>of</strong> chlorine stock<br />

solution with 10,000 ppm concentration will be prepared as follows:<br />

1.1 Materials:<br />

a. Calcium hypochlorite granules<br />

b. Mortar and pestle<br />

c. Weighing scale<br />

d. Beaker or plastic container for weighing <strong>of</strong> chlorine granules<br />

e. Glass or plastic stirrer<br />

f. One-gallon plastic container for mixing chlorine granules and water to make a stock<br />

solution<br />

1.2 Procedure:<br />

a. Calculate for the amount <strong>of</strong> chlorine granules to be made into a stock solution using the<br />

formula<br />

P2 X2<br />

X1 = ----------<br />

P1<br />

where: X1 = Amount <strong>of</strong> hypochlorite granules required to prepare the stock solution in Kg<br />

Example:<br />

P1 = Percent available chlorine in the hypochlorite<br />

P2 = Percent available chlorine desired in the stock solution<br />

X2 = weight <strong>of</strong> stock solution to be prepared in Kg<br />

How much hypochlorite granules is required to prepare 10,000 ppm (1%) chlorine<br />

concentration <strong>of</strong> a 3.78 (1 gallon) Kg stock solution, using hypochlorite granules with 70%<br />

available chlorine?<br />

194

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