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::Laboratory Analysis

 

The Department of Environment has Six Laboratories, one in each of the Divisional Offices i.e.

Dhaka Divisional Office, Dhaka
Chittagong Divisional Office, Chittagong
Khulna Divisional Office, Khulna
Rajshahi Divisional Office, Bogra
Sylhet Divisional Office, Sylhet
Barisal Divisional Office, Barisal

Routine Activities include:

Quality Analysis of Surface (River, Lake and Water Bodies) and Ground Water
Ambient Air Quality Analysis
Analysis of Industrial Waste ( Liquid and Gaseous)
Qualitative and Bacteriological Analysis of Drinking Water and Taking Necessary Measures to Control Pollution
Automobile Pollution Survey and Taking Necessary Measures to Control Pollution
Noise Pollution Survey
Various Sample Analysis With Specified Fees


Samples are Analyzed for the following parameters:
 

Name of Sample

Name of Parameter
River, Lake and Water-body PH, Electrical Conductivity, Chloride, T. Alkalinity, P. Alkalinity, Turbidity, T. Hardness, Dissolve Oxygen, Bio-chemical Oxygen Demand, Chemical Oxygen Demand, Total Coliform, Total Solids , Total Dissolve Solids, Suspended Solid, Settleable Solids, Calcium Hardness, Total Hardness, Nitrate, Sulphate, Phosphate, Ammonia and Nitrite
Ground Water PH, Electrical Conductivity, Chloride, T. Alkalinity, P. Alkalinity, Turbidity, T. Hardness, Settleable Solids, Calcium Hardness, Total Hardness, Total Coliform and Iron.
Drinking Water Total Coliform, Fecal Coliform and Residual Chlorine.
Air

Suspended Particulate Matter, Oxides of Nitrogen and Sulphur Di-Oxide

Liquid Waste PH, Electrical Conductivity, Chloride, T.Alkalinity, P.Alkalinity, Turbidity, Dissolve Oxygen, Biochemical Oxygen Demand , Chemical Oxygen Demand, Total Solids , Total Dissolve Solids, Suspended Solid, Settleable Solids, Calcium Hardness, Total Hardness, Nitrate, Sulphate, Phosphate and Nitrite
Automobile Exhaust Smoke, Carbon Monoxide and Hydro Carbon
Noise Pressure Level in dB.