Determination of COD in Sewage
Aim To determine the COD of the given sewage sample by Open Reflux method. Apparatus Reflux apparatus of capacity 500m1 with a condenser, Burner or hot plate, 250 or 500mL …
Read MoreAuthor: Harley Pecker
Determination of BOD of the given sample
Aim To determine the 5 day Bio-Chemical oxygen demand (BOD5) of the given sewage sample with 2% dilute solution. Apparatus BOD bottles, burette, pipette, conical flask, measuring jar. Reagents Magnesium …
Read MoreDetermination of Dissolved Oxygen in Water
Aim To determine the Dissolved Oxygen content present in the given wastewater sample. Apparatus BOD bottles, burette, pipette, conical flask, measuring jar. Reagents Manganous sulphate solution Alkali Iodide azide Concentrated …
Read MoreDetermination of Calcium-Magnesium Hardness of Water
Aim To determine the Calcium-Magnesium hardness of given water sample. Apparatus Burette, pipette, conical flask. Reagents EDTA (0.01 M) 1 N NaOH solution Muroxide Significance Small amounts of Ca combat …
Read MoreDetermination of Total, Permanent and Temporary Hardness of Water
Aim To determine the Total, Permanent and temporary hardness of given water sample. Apparatus Burette, pipette, conical flask. Reagents 01M EDTA (Ethylene Di-amine Tetra Acetic Acid) Ammonia buffer solution Eriochrome …
Read MoreDetermination of PH of Water
Aim To determine the pH of the given water sample. Apparatus Burette, pH paper, pH meter, Glass Beaker, Buffer tablets. Reagents Standard Buffer solutions Theory pH is defined as the …
Read MoreDetermination of Mineral Acidity and Total Acidity in Water
Aim To determine the mineral acidity and total acidity of the given water sample. Apparatus Burette, pipette, conical flask, measuring jar. Reagents 02 N Sodium hydroxide (0.02 N NaOH) Methyl …
Read MoreDetermination of Alkalinity of Water
Aim To determine the alkalinity of water. Apparatus Burette, pipette, conical flask, measuring jar, volumetric flasks (1000ml, 200ml, 100ml) Reagents 0.02N H2SO4 Methyl orange indicator Phenolphthalein indicator Sodium thio sulphate …
Read MoreDetermination of Concentration of Sulphate
Aim To determine the concentration of sulphate in water by Turbidimetric method. Apparatus Nephelometer, Magnetic stirrer, Stopwatch, Measuring spoon 0.2 to 0.3 ml capacity, Nessler tubes Reagents Barium chloride: crystals, …
Read MoreDetermination of Chlorides in Water
Aim To determine the chlorides in water by Mohr’s method. Apparatus Burette, pipette, conical flask, measuring jar. Reagents 0141 N Silver nitrate (AgNO3) Potassium chromate (K2Cr04) indicator Theory If water …
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