PBS-203
PBS-203 is a certified reference material manufactured from iron ore materials sourced from the Pilbara region of Western Australia. Prepared and certified in accordance with ISO 17034 and ISO Guide 35, this CRM is designed for quality control for Li-B fusion XRF and multi-point TGA analysis in iron ore laboratories.
Key Features
- Certified concentrations for major, minor and trace elements
- Produced via multi-stage crushing, pulverising and homogenisation
- Certified through a comprehensive inter-laboratory program featuring multiple ISO 17025 accredited laboratories
- Supplied in 1kg press-sealed plastic jars, with 10g sachets available upon request for blind laboratory submissions.
- Stable under normal storage conditions, with a 5 year certificate validity
Key Certified Values
|
Analyte |
Certified Value (y) |
Standard Deviation (s) |
95% Confidence Interval (CI) |
||
|
1 SD |
1 SD Within Lab |
lower |
upper |
||
|
Fe |
60.67 |
0.181 |
0.115 |
60.56 |
60.78 |
|
SiO2 |
2.20 |
0.045 |
0.018 |
2.16 |
2.22 |
|
Al2O3 |
1.62 |
0.024 |
0.015 |
1.60 |
1.63 |
|
TiO2 |
0.101 |
0.0044 |
0.0021 |
0.100 |
0.106 |
|
Mn |
4.29 |
0.056 |
0.018 |
4.25 |
4.34 |
|
CaO |
0.067 |
0.0062 |
0.0027 |
0.062 |
0.071 |
|
P |
0.041 |
0.0009 |
0.0005 |
0.040 |
0.041 |
|
S |
0.017 |
0.0019 |
0.0005 |
0.015 |
0.019 |
|
MgO |
0.096 |
0.0086 |
0.0046 |
0.090 |
0.101 |
|
K2O |
0.215 |
0.0039 |
0.0021 |
0.213 |
0.218 |
|
Na2O |
0.056 |
0.0085 |
0.0039 |
0.048 |
0.063 |
|
LOI371 |
1.36 |
0.014 |
0.010 |
1.35 |
1.37 |
|
LOI425 |
1.50 |
0.033 |
0.022 |
1.46 |
1.54 |
|
LOI650 |
2.29 |
0.049 |
0.017 |
2.24 |
2.33 |
|
LOI1000 |
2.93 |
0.076 |
0.036 |
2.88 |
2.99 |
|
LOI371 to 425 |
0.16 |
0.048 |
0.025 |
0.11 |
0.21 |
|
LOI425 to 650 |
0.75 |
0.043 |
0.010 |
0.71 |
0.80 |
|
LOI650 to 1000 |
0.62 |
0.033 |
0.011 |
0.58 |
0.65 |
