High-Definition X-Ray Fluorescence: Applications

Table 3

Reference data and measured data of air particulate on filter media from NIST (SRM 2783) with power of 50 kV 25 W, measurement time, 2 hours.

	As	Ca	Cr	Cu	Fe	K	Mn
Ref. data (ng/cm^2)	1.18±0.12	1325.3±170.7	13.6±2.5	40.6±4.2	2660.6±160.6	530.1±52.2	32.1±1.2
Meas. Data (ng/cm^2)	1.25±0.19	979.3±10.5	11.9±0.9	36.9±1.0	2516.6±26.2	302.2±5.5	35.3±0.7
	Ni	Pb	Rb	Ti	V	Zn
Ref. data (ng/cm^2)	6.8±1.2	31.8±5.4	2.4±0.6	149.6±24.1	4.9±0.6	179.7±13.1
Meas. Data (ng/cm^2)	7.7±0.3	33.8±0.9	2.7±0.2	130.7±2.9	5.4±0.2	172.5±1.8