Investigation of bacterial contamination and concentrations of some heavy metals in several commercial marks of fruit juices and soft drinks in Baghdad city-Iraq

Abstract EN

Fifty samples of soft drinks and juices were collected randomly from different markets in Baghdad city, to determine the concentrations of some heavy metals (Copper, lead and cadmium) and the bacterial contamination.

The results showed that the presence of bacteria in samples of soft drinks and juices varying degrees that percentage 6 from 20 samples (soft drinks) 26%, and percentage 8 from 30 samples (fruit juices) 36%.

The higher concentration of Copper (1.29 ppm ) was record in the sample 38 (Al-Rawabi pomegranate), while the samples 36(Mizo pineapple) , and sample 49 (original fruits) were no detection of it in them.

The sample 15 (Miranda orange )contains the higher concentration of Cadmium(20.01 ppm) , but the sample 30 (Rani pomegranate) contains the lowest concentration (0.002 ppm).

When the concentrations of lead were measure , the higher value (12.3 ppm ) was record in the sample 16 (Shani fruit syrup ), but the lowest value (0.002 ppm) was found in the sample 27 (Rani orange).