Measurement Example of Environmentally Restricted Substances

Improvement of Repeatability and Reproducibility

SEA1200VX provides improved repeatability and reproducibility by employing the high count rate Vortex detector.

[Standard Deviation from 10 readings]

The tables below show readings of hazardous elements in resin and stainless alloy measured by the SEA1200VX. SEA1200VX employs the Vortex high count rate detector has better repeatability and reproducibility than the conventional models.
 
(1) Cadmium (Cd) & lead (Pb) in Resin
 
<Measurement Conditions>
Meas. Time :
100 sec / filter
Voltage :
50kV, 15kV(Cr)
Current :
Auto
Method :
Calibration Method
 
Conventional Model
SEA1200VX
PE Sample (Each Conc is 50ppm)
Cd
3.4
1.9
Pb
0.7
0.5
Cr
2.6
0.7

PVC Sample (Each Conc is 50ppm)

Cd
4.0
2.8
Pb
3.1
1.8
Cr
7.5
2.5
Resin with Flame Retardant (Each has 200ppm)
Cd
9.0
3.5
Pb
21.0
4.8
 
(2) Readings from SUS
 
 
<Measurement Conditions>
Meas. Time :
100 sec (1 condition)
Voltage :
50kV
Current :
Auto
Method :
Non-Standard Bulk FP
 
Conventional Model
SEA1200VX
 
Ave.
STDEV
Ave.
STDEV
Fe
72.28
0.065
72.51
0.023
Cr
18.63
0.059
18.80
0.008

Ni

7.85
0.043
7.36
0.017
Mn
1.18
0.055
1.27
0.008
Mo
0.05
0.007
0.06
0.001
 


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