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recalibration of 250ml volumeter flask

Recalibration of 250ml volumetric flask from time to time is very vital for determination of its accuracy and precision compared with its original manufacturers calibration. It gives a sound understanding of modern measurement methods and knowledge of equipment used. Continue Reading

Science Laboratory Technology

isolation and characterization of microorganisms from stored pap (ogi)

The microbial changes which took place during the steeping and storage of pan (ogi) was studied. The steeped water had an initial PH of 6.8 which latter reduced to 4.9 at the end of steeping. The bacterial number for the steeped water ranged from 4.7x104 to 3.2 x 107 cfu/ml while the fungal number ranged from 1.5 x103 to 5.7 x 106 cfu/ml. In t... Continue Reading

Science Laboratory Technology

recycling of used lubricating oil using acid-clay treatment process

Numerous industries are emerging in Ethiopia and urban developments are accelerated giving rise to multiple waste generations. As used lubrication oil is one of the hazardous wastes generated at different development sectors, it should not be utilized and/or disposed in ways which are unsafe to the environment hence calling for its proper ma... Continue Reading

Science Laboratory Technology

production and chemical quality assessment of aspirin

This work is in such a way as to help the readers understand the role of aspirin in human health and the chemical component of the drug in reaction. It also deals extensively with the definition and background of study, the statement of some problems, the aims and objectives, the limitation and hypothesis. Continue Reading

Science Laboratory Technology

examine the presence and concentration of some phytochemicals in avocado pear (persea americana mill) seed

Phytochemical screening to determine the presence of tannins, saponins, alkaloids, flavonoids,sterols and cardiac glycosides in PerseaAmericana will be carried out. The sample will be prepared by cutting the seed into small pieces, drying and grinding with Thomas Willey milling machine. The ground sample will be stored in an airtight container for ... Continue Reading

Science Laboratory Technology

comparative study of micro-organism associated with the spoilage of banana

The comparative study of microorganisms associated with the spoilage of banana. “Banana is a general term embracing a number of species or hybrid in the genus musa, family bacteria organisms, small pieces of decayed tissue from the leading edge of the lesion was transferred, by means of sterile techniques, to the SDA contained in covered dishes ... Continue Reading

Science Laboratory Technology

isolatioin and characterisation of bacteria associated with hawked suya- meat


This project work is carried at the isolation and characterization of pathogenic bacteria from hawked suya meat, were bought in full from the sellers and was collected in raps of aluminum foil. It was then taken to the laboratory for analysis the samples were homogenized and serial dilution of the sample was made out using 5 ml sterile pipette and... Continue Reading

Science Laboratory Technology

production of mosquito repellent using orange peels

The purpose of this work is to produce mosquitoes repellent using orange peels (cestrum) wastes perse, which will save the cost of production and purchase, thereby increasing it’s availability especially in the rural areas.rnIf the work is successful, production of mosquitoes repellents using orange peels will provide source of employment to ou... Continue Reading

Science Laboratory Technology

bacteriological examination of palm wine sold at ogbete main market enugu

This work shows how to identify the various microorganisms in palm wine and how to isolate the pathogenic organisms in palm wine viz ‘NKWUENU’, ‘ITI’, and ‘IKOT’. The attributes were identification of bacteria and yeast. All showed the spoilage rate between the erect-stem and fallen stem palm wine as shown in table 4.4 and 4.5. Continue Reading

Science Laboratory Technology

the prevalence of trichomona vaginalis among adults in "osumenyi" in nnewi south local government area anambra state

The prevalence of Trichomonas Vaginalis among adult in “Osumenyi” in Nnewi south local government Area of Anambra state was carried out. This was done using a stotal of one hundred adults from there different clinics viz ;- Health center, family planning and Antenatal Clinic in Osumenyi; in Nnewi South L.G.A of Anambra State. the general pre... Continue Reading

Science Laboratory Technology

construction of a transistorized power regulator (240 v)

A step-by-step approach to the construction of a type of transistionized power regulator of known output voltage. A power regulator is described in the course of this project. The zener diode reverse voltage breakdown is used to the advantage to produce a power regulator diode. That is to say, it is possible to use a zener diode to produce a relati... Continue Reading

Science Laboratory Technology

determination of hardness of well water supply in enugu metropolis


The hardness of well water in Enugu metropolis (Asata, Coal Camp and New Haven) was determined using complexometric titration with EDTA (Ethylene Diaminetetracetic Acid) which is the most widely used complexing agent for the analysis of water hardness. During titration, indicator such as Erichrome Black-T was used which acts a triprotic acid. The f... Continue Reading

Science Laboratory Technology

fungal infustation on bakery product dream

This project work which is all about the fungal infestation of bakery product BREAD, explain the kind or type of fungal organisms that are responsible for the spoilage on contamination of bread. The infestation of fungal organism on bread depends on the kind and number of the agent present and upon the environment about them. Continue Reading

Science Laboratory Technology

preparation of different types of culture media

This project is intended to teach and give a general background in culture preparation. It is aimed at giving microbiologist and students specializing in microbiology and related courses the bases on their field of work and study. The preparation of different types of culture media as stipulated in this project, are to guide microbiologist and stud... Continue Reading

Science Laboratory Technology

environmental impacts of automobile waste dump on soil


Soil is the essential ingredient in any farming enterprise. When it is in poor health, plants cannot grow to their full potential. The environmental impact of automobile waste dump assessment on soil in coal camp Enugu metropolis, Enugu state were examined using four soil samples, three were obtained from automobile repair shops and one from non a... Continue Reading

Science Laboratory Technology

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