Relationship between BOD, COD, TOC and ThOD
For a completely biodegradable wastewater such as glucose, approximately ten percent of the original organics remain as non-biodegradable cellular residues…
Abbreviations of Water Analysis Terms
a AOBr AOCl AOI AOX b B0 B5 BOD BOD5 BODS BODSEED c CBOD COD CL CMWD D0 D5 DBP…
Sources of Industrial and Municipal Stromwater
Sources of Industrial Stromwater. Any solid or liquid material or chemical stored, leaked or spilled on the ground from an…
Water Analysis Procedure of Various Species
Water Analysis Procedure of Various Species | Elements Alkalinity Determination Calculating Magnesium Hardness Calculating Calcium Hardness as CaCO3 Calculation of…
BIOLOGICAL TREATMENT OF DIFFICULT WASTES
Toxicity Things that can cause toxicity include many of the following: Metals: lead, antimony, copper, zinc, chromium, cadmium, nickel,…
Waste Water Treatment
1.What is Waste water “Wastewater,” also known as “sewage,” originates from household wastes, human and animal wastes, industrial wastewaters, storm…
Calculation of Chemical Oxygen Demand (C.O.D)
Calculation of Chemical Oxygen Demand (C.O.D) Apparatus: Round bottom flask, water condenser, Burette, Pipette,Heating mantle. Reagents: * Mercuric sulphate (<…
Calculation of Total Dissolved Soilds(TDS)
Calculation of Total Dissolved Solids (TDS) of given water sample. Apparatus: Oven, desiccators, filter paper, pipettes. Procedure: * Heat clean…
Coagulation and Flocculation Calculations
COAGULATION AND FLOCCULATION CALCULATIONS Calculations are performed during operation of the coagulation and flocculation unit processes to determine chamber or…
Basic Pumping Calculations
BASIC PUMPING CALCULATIONS Certain computations used for determining various pumping parameters are important to the water/wastewater operator. In this section,…