bod experiment lab report
The higher the temperature the less dissolved. Surface water Specimen Calculation.
Bod Lab Report Pdf Wastewater Ph
BOD represents the amount of oxygen consumed by bacteria and other microbes while they decompose organic matter under aerobic oxygen is present conditions at a specified temperature.
. Therefore i t is used to measure the amount of certain type of organic water pollution BOD is calculated by keeping a sample of water containing a known amount of oxygen. Biochemical oxygen demand bod date of experiment. Volume of Ferrous Ammon ium sulphate for blank A 141 mL Volume of Ferrous Ammonium sulphate for Sample B 132 mL Normality of Ferrous Ammonium sulphate N.
Sample COD mgL BOD 5 mgL BOD 5 COD mgL Raw Wastewater 716 219. The objectives are successfully obtained therefore the experiment is successfully done. The purpose of this experiment is to demonstrate the principle of determining the oxygen.
See Appendix A7-A Table 1 for information on the parameter code for biochemical oxygen demand that is used in the National Water. For example food processing wastewater will generally have a CODBOD ratio of 21 while textile wastewater that can contain dyes will often have a much higher CODBOD ratio of 51. Both values BOD 5 and UBOD were well below the effluent limits set forth by the NPDES permit for the Boardman WWTP.
Manual calculator and lab note book. CEM NITTTR Lab Sample Number BH1. 1 determine the BOD of a standard glucose glutamic acid sample and.
Additionally other chemicals and inorganic substances in the water can be oxidized by dichromate. Therefore the lower the BOD5 value the polluted the sample. Journal of Environmental and Ecological.
The GGA samples validated the means and methods for the experiment. If you are using the Winkler method and delivering the samples to a lab for titration double-check to make sure that you have recorded the necessary information for each site on the field data sheet especially the bottle number and corresponding site nu mber and the times the samples were. Siti aisyah binti abd.
References for section 70 Five-d ay biochemical oxygen demand are located at the end of Chapter A7 in the Selected References and Documents section which begins on page REF-1. In this utilization the organic material will eventually be oxidized to stable end products such as CO2 and water. COD or Chemical Oxygen Demand is the Biochemical Oxygen Demand is supposed total measurement of all chemicals in the to.
Lab Report on Basic Water Properties I 2 20 INTRODUCTION Based on this experiment the main objective is to determine the amount of dissolve oxygen in water by using a selected procedure that is Azide Winkler Method and check the dissolve oxygen in the. - BOD Lab Report - Free download as Word Doc doc docx PDF File pdf Text File txt or read online for free. - COD lab reportdocx - Free download as Word Doc doc docx PDF File pdf Text File txt or read online for free.
Extensive observation of the COD and BOD levels on the same wastewater has shown that the COD to BOD ratio of a particular wastewater will remain constant over time. The purpose of this experiment is to perform a Biochemical Oxygen Demand test on primary clarifier effluent from a wastewater treatment plant to determine a BOD versus time curve. Perungudi Lat 12 57 3174 Long 8014 882 Sample Description.
Add 2ml of manganese sulfate to the BOD bottle carefully by inserting the pipette just. Proves that the temperature of the water does affect how much dissolved oxygen a body of water can hold. Unfortunately the data obtained.
Biological oxygen demand is affected by the same factors that affect dissolved oxygen. 2 determine the BOD of a domestic greywater sample. The dissolve oxygen and biochemical oxygen demand of a wastewater sample were determined.
Water pollution test the Biochemical Oxygen Demand BOD test. BOD Primer Page 2 of 61 Preface The determination of biochemical oxygen demand is always a topic of discussion with regard to the method and its applicability. Biochemical oxygen demand BOD Bacteria placed in contact with organic material will utilize it as a food source.
Collect the water sample from a pond. 22 april 2020 group. Nabilah binti md zin 2018694072 4.
The aim of this lab is to provide you with an opportunity to experience the measurement of a common. Up to 24 cash back BOD Lab Report IV. Similarly Chemical Oxygen Demand COD is the demand of oxygen required to reduce dichromate Cr 2 O 72 - Cr in 6 oxidation state to Cr 3.
All reports should strictly follow this outline NameEntry noGroup no. Burette and burette stand. Fatin arifa binti mansor 2018264884 3.
The COD test is more robust than BOD because not all organic matter is readily oxidized by bacteria. The respirometric method can be compared to the dilution method and standard methods are discussed in contrast to self-monitoring methods. BOD sample lab reportpdf - BIOLOGICAL OXYGEN DEMAND CEEN 3751 WATER QUALITY ANALYSIS Group 5.
The chemical oxygen demand COD is the amount of oxygen consumed to completely chemically oxidize the organic water constituents to inorganic end products. Biochemical Oxygen Demand BOD 441. Ec2206c4a group members 1.
This curve can then be used to determine the Ultimate BOD of the wastewater sample and the rate constant for its decay. All lab data will be entered on a sheet of a paper and checked with a Teaching Assistant before attaching it with the lab report. While Biochemical Oxygen Demand is a common environmental procedure for determining the extent.
Temperature of water. Like the biochemical oxygen. Up to 24 cash back Project Name.
One is measured immediately for dissolved oxygen initial and the second is incubated in the lab for 5 days and then tested for the amount of dissolved oxygen remaining final. Hence the objective of the experiment was achieved. Demand BOD COD measures the amount of oxygen used to oxidize organics in wastewater to.
Ainatul-fatima binti md murozi 2018438002 2. Carefully fill a BOD bottle with sample water without making air bubbles. Open-ended lab report title of experiment.
The lab report will be submitted in laboratory itself. The BOD 5 values were found in the previous lab report. The amount of oxygen used in this process is called biochemical.
1 OBJECTIVE This experiment was conducted to measure the five day biochemical oxygen demand BOD 5 of samples of raw wastewater treated wastewater and Mānoa Stream waterThis was accomplished by measuring the difference between the initial and final dissolved oxygen DO concentration in each sample after five days. 6-Mar-2014 i TABLE OF. Contoh expriment BOD.
TASK 5 Return the samples and the field data sheets to the labdrop-off point. Explain briefly the steps of COD measurement that you should follow during this experiment. The amount of oxygen taken up by the microorganisms that decompose the organic waste matter in wastewater is known as biological oxygen demand or biochemical oxygen demand.
By using BOD3 the time of experiment can be shorten and the effect of experiment almost the same with BOD 5. It was carrying out to determine the organic oxidize able matters content of water samples. The objectives of this lab are to.
1 points Cover page. Since the average BOD3 obtained from experiment is 16833 mgL so that it can be concluded. In this experiment we will try to find the temperature that organisms thrive best in on an organism dependent on oxygen and three types of water.
Measuring biochemical oxygen demand requires taking two measurements. Nurfaiza adrina binti ahmad khir 2018693872 5. The decay of organic matter in water is.
Biochemical Oxygen Demand BOD generally represents how much oxygen is needed to break down organic matter in water. Pauer and James R.
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