12 5 chlorine dosage calculator
[DOC File]Appendix .pa.us
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“XYZ Water Company” treats 0.2 MGD. The effluent chlorine dosage is 1.5 mg/L, and they are using 12% strength sodium hypochlorite. How many pounds of chlorine are they using each day? Lbs = Flow in MGD x Dosage in mg x 8.34 0.2 MGD x 1.5 x 8.34 = 2.5 Lbs. Day L (2.5/12…
[DOC File]HSC 252 - Water Quality and Treatment - My Illinois State
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a. Subtract free chlorine concentration from total chlorine concentration in mg/l. 4. DPD method, using Taylor liquid DPD chlorine reagents. a. Fill Taylor sample tube to mark with water to be tested. b. Add 5 drops liquid DPD reagent #1, mix by stirring with stir rod. c. Add 5 …
[DOC File]SANITARY SURVEY - US EPA
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If the water supplier obtains water from a surface water/GWUDISW source, does this PWS maintain chlorine residual at all taps? If a water hauler provides water to this PWS: Name of hauler . WY Dept of Ag license # What is the chlorine …
[DOC File]FLUORIDE DOSAGE CALCULATIONS
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22 43.1 23 41.2 24 39.5 25 37.8 26 36.5 27 35.1 28 33.9 29 32.7 30 31.7 3. a) If using a . Dry Feeder - using pounds of sodium Silicofluoride added each day. Calculated dosage (ppm) = Pounds of Silicofluoride added each day . Water treated each day (MG) X 12.4. Only For systems using a Saturator - Calculation of monthly dosage …
[DOC File]AP Chemistry Lab Manual - PC\|MAC
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Place 5 drops of distilled water in each of the wells #2 through #12 in the first row. Next, add 5 drops of 0.10 M calcium nitrate to well #2. Use an empty transfer pipet to mix the solution by sucking in the …
[DOC File]BRONX COMMUNITY COLLEGE
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An increase in chlorine dosage usually results in an equivalent increase in the residual up to a chlorine to ammonia molar dose ratio (MDR) of 1:1. This corresponds to a chlorine to ammonia weight dose ratio (WDR) of 2.5:1 (i.e., 2.5mg of chlorine …
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