Elemental Studies of Soil and Food Flour for Risk Assessment of Highway Pollution Using Particle-Induced X-Ray Emission (PIXE) Spectrometry

Table 1

IAEA reference material Soil-7 Analysis (μg/g).

Element (μg/g)	This study	Certified value
K	9674.3	9680
Ca	130498.1	130400
Ti	2410.2	2400
V	79.7	53.0
Cr	52.0	48.0
Mn	586.3	505.0
Fe	20572.6	20560.0
Zn	82.1	83.0
As	10.6	10.7
Rb	40.7	40.8
Sr	86.4	86.4