. Removal of nitrate by an algal system. Water; Nitrates; Water; Algae. TABLE 16 COST COMPARISONS OF FOUR COAGUL.'^ TS (Dollars per Million Gallonr ' Date. Cost for Ho mg/l Effluent Total Suspended Solids RGP Variables 5/20/70 Al2(SOZ|)3 14.^5 pH Ca(0H)2 Temp. °C Fe2(S04)3 Total Solids 726 mg/l Cat-Floc Settleable Solids ml/1 5/27/70 Al2(S02^)3 pH Ca(0H)2 Temp. °C Fe2(S04)3 Total Solids 999 mg/l Cat-Floc ^ Settleable Solids ml/1 TABLE 17 COMPOSITION OF SLURRY FROM WATER BOY : Total Suspended :
. Removal of nitrate by an algal system. Water; Nitrates; Water; Algae. TABLE 16 COST COMPARISONS OF FOUR COAGUL.'^ TS (Dollars per Million Gallonr ' Date. Cost for Ho mg/l Effluent Total Suspended Solids RGP Variables 5/20/70 Al2(SOZ|)3 14.^5 pH Ca(0H)2 Temp. °C Fe2(S04)3 Total Solids 726 mg/l Cat-Floc Settleable Solids ml/1 5/27/70 Al2(S02^)3 pH Ca(0H)2 Temp. °C Fe2(S04)3 Total Solids 999 mg/l Cat-Floc ^ Settleable Solids ml/1 TABLE 17 COMPOSITION OF SLURRY FROM WATER BOY : Total Suspended : Volatile Solids : Percent Date : Solids - mg/l : mg/l : Volatile 3/11/70 16,000+ 8,400 53 3/12/70 44,600° 22,800 51 3/16/70 14,200 6,800 48 3/17/70 56,000° 24,000 43 3/18/70 16,200"^ 7,600 47 3/19/70 47,700° 22,400 47 3/20/70 13,900+ 8,600 62 3/21/70 42,300° 26,300 62 3/22/70 11,200+ 6,400 57 3/23/70 33,5000 20,000 60 3/24/70 14,800+ 8,600 58 3/25/70 37,900° 18,700 57 + = Slurry directly from unit. o = Slurry after settling for 24 hrs. and decanting off liquid, -91-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original California. Dept. of Water Resources; Brown, Randall L. Sacramento]; For sale by the Supt. of Docs. , U. S. Govt. Print. Off. , Washington
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Keywords: ., bookcentury1900, booksubje, booksubjectalgae, booksubjectnitrates
