scholarly journals RADON CONCENTRATIONS IN DRINKING WATER SAMPLES FOR SOME AREA AT AL-NAJAF CITY

2018 ◽  
Vol 67 (11) ◽  
pp. 101-106
Author(s):  
Afrah Abdul Hussein Ibrahim ◽  
◽  
Ahmed Muhsen Hssan ◽  
Ali Abid Abojassim ◽  
◽  
...  
2019 ◽  
Vol 11 (20) ◽  
pp. 75-80
Author(s):  
Ali A. Al-Hamidawi

           In this research, radon concentrations in some types of healthy drinking water samples available in Iraq's market were measured using a technique called Durridge RAD-7-H2O with closed loop. Then the rate of annual effective dose in human taken this water is determined.           It was found that, radon concentrations in studied samples ranged between 1.2 Bq.m-3 to 142 Bq.m-3. The results of the radon concentrations and the rate of annual effective dose for drinking water samples were significantly lower than the USEPA and WHO recommended limits that equal 500 Bq/m3 and 1 mSv/y respectively.


2013 ◽  
Vol 14 (4) ◽  
pp. 393-398

The occurrence of trihalomethanes (THMs) was studied in the drinking water samples from urban water supply network of Karachi city that served more than 18 million people. Drinking water samples were collected from 58 locations in summer (May-August) and winter (November-February) seasons. The major constituent of THMs detected was chloroform in winter (92.34%) and summer (93.07%), while the other THMs determined at lower concentrations. Summer and winter concentrations of total THMs at places exceed the levels regulated by UEPA (80 μg l-1) and WHO (100 μg l-1). GIS linked temporal variability in two seasons showed significantly higher median concentration (2.5%-23.06%) of THMs compared to winter.


2015 ◽  
Vol 3 (1) ◽  
pp. e983384 ◽  
Author(s):  
Marize de Lm Solano ◽  
Cassiana C Montagner ◽  
Carolina Vaccari ◽  
Wilson F Jardim ◽  
Janete A Anselmo-Franci ◽  
...  

2008 ◽  
Vol 277 (1) ◽  
pp. 155-159 ◽  
Author(s):  
I. Outola ◽  
S. Nour ◽  
H. Kurosaki ◽  
K. Inn ◽  
J. La Rosa ◽  
...  

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