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Chulalongkorn University Dental Journal
Dental unit; Microbiological quality; total coliforms; water
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Full-Text Articles in Medicine and Health Sciences
Microbiological Quality Of The Water Used In The Dental Clinic Of Naresuan University, Nat Wongchanhan, Chareerat Jittrong, Saowaluk Dechaboon, Thosapol Piyapattamin
Microbiological Quality Of The Water Used In The Dental Clinic Of Naresuan University, Nat Wongchanhan, Chareerat Jittrong, Saowaluk Dechaboon, Thosapol Piyapattamin
Chulalongkorn University Dental Journal
Objective This study was designed to assess the microbiological quality of the water used in the dental clinic of Naresuan University (NU). Materials and methods By means of standard plate counts with the use of violet red bile agar, microorganisms in water samples gathered from dental units before and after dental procedures were cultivated and examined at light microscopic level. Results The observed Gram-negative bacilli without spore formation were regarded as total coliforms. Water samples from plastic bottles attached to the dental units and from air-water syringe tips revealed few, if any, colony-forming units (cfu) of total coliforms, while those …