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Material Database:
SRM 726 - Selenium, Intermediate Purity
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| Type |
Reference material |
| Producer |
National Institute of Standards and Technology (NIST)
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| Status |
Available |
| Material |
Solid |
| Reference |
SRM 726 |
| Catalog (Web) |
https://www-s.nist.gov/srmors/view_detail.cfm?srm=726 |
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Description
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Selenium, Intermediate Purity keywords: industrial material , high purity material , trace elements
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Package |
450 g |
Parameter
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| Analyte | Aluminum | | Specification | Emission Spectrographic | | Parameter | Mean concentration | | Unit | ppm (Estimated Concentration) | | Result | < 1 ppm | |
| Analyte | Arsenic | | Specification | Atomic Absorption | | Parameter | Mean concentration | | Unit | ppm (Estimated Concentration) | | Result | < 1 ppm | |
| Analyte | Arsenic | | Specification | Halogens (As chloride, chemically) | | Parameter | Mean concentration | | Unit | ppm (Estimated Concentration) | | Result | < 5 ppm | |
| Analyte | Arsenic | | Specification | Photometric | | Parameter | Mean concentration | | Unit | ppm (Estimated Concentration) | | Result | < 2 ppm | |
| Analyte | Beryllium | | Specification | Emission Spectrographic | | Parameter | Information Value | | Unit | ppm (Estimated Concentration) | | Result | < 0.3 ppm | |
| Analyte | Bismuth | | Specification | Emission Spectrographic | | Parameter | Information Value | | Unit | ppm (Estimated Concentration) | | Result | < 0.3 ppm | |
| Analyte | Boron | | Specification | Emission Spectrographic | | Parameter | Mean concentration | | Unit | ppm (Estimated Concentration) | | Result | < 1 ppm | |
| Analyte | Cadmium | | Specification | Emission Spectrographic | | Parameter | Information Value | | Unit | ppm (Estimated Concentration) | | Result | < 0.3 ppm | |
| Analyte | Cadmium | | Specification | Polarographic | | Parameter | Information Value | | Unit | ppm (Estimated Concentration) | | Result | < 0.5 ppm | |
| Analyte | Calcium | | Specification | Emission Spectrographic | | Parameter | Mean concentration | | Unit | ppm (Estimated Concentration) | | Result | < 1 ppm | |
| Analyte | Chromium | | Specification | Emission Spectrographic | | Parameter | Mean concentration | | Unit | ppm (Estimated Concentration) | | Result | < 1 ppm | |
| Analyte | Cobalt | | Specification | Emission Spectrographic | | Parameter | Information Value | | Unit | ppm (Estimated Concentration) | | Result | < 0.3 ppm | |
| Analyte | Copper | | Specification | Emission Spectrographic | | Parameter | Mean concentration | | Unit | ppm (Estimated Concentration) | | Result | < 1 ppm | |
| Analyte | Copper | | Specification | Polarographic | | Parameter | Mean concentration | | Unit | ppm (Estimated Concentration) | | Result | < 0.5 ppm | |
| Analyte | Indium | | Specification | Emission Spectrographic | | Parameter | Information Value | | Unit | ppm (Estimated concentration) | | Result | < 0.3 ppm | |
| Analyte | Iron | | Specification | Emission Spectrographic | | Parameter | Mean concentration | | Unit | ppm (Estimated Concentration) | | Result | 1 ppm | |
| Analyte | Lead | | Specification | Emission Spectrographic | | Parameter | Mean concentration | | Unit | ppm (Estimated Concentration) | | Result | < 1 ppm | |
| Analyte | Lead | | Specification | Polarographic | | Parameter | Mean concentration | | Unit | ppm (Estimated Concentration) | | Result | < 0.5 ppm | |
| Analyte | Magnesium | | Specification | Emission Spectrographic | | Parameter | Mean concentration | | Unit | ppm (Estimated Concentration) | | Result | < 1 ppm | |
| Analyte | Manganese | | Specification | Emission Spectrographic | | Parameter | Mean concentration | | Unit | ppm (Estimated Concentration) | | Result | < 0.3 ppm | |
| Analyte | Molybdenum | | Specification | Emission Spectrographic | | Parameter | Mean concentration | | Unit | ppm (Estimated Concentration) | | Result | < 0.3 ppm | |
| Analyte | Nickel | | Specification | Emission Spectrographic | | Parameter | Mean concentration | | Unit | ppm (Estimated Concentration) | | Result | < 0.5 ppm | |
| Analyte | Silver | | Specification | Emission Spectrographic | | Parameter | Mean concentration | | Unit | ppm (Estimated Concentration) | | Result | < 1 ppm | |
| Analyte | Sulfur | | Specification | Chemical | | Parameter | Mean concentration | | Unit | ppm (Estimated Concentration) | | Result | 12 ± 3 ppm | |
| Analyte | Tellurium | | Specification | Polarographic | | Parameter | Mean concentration | | Unit | ppm (Estimated Concentration) | | Result | 0.3 ± 0.1 ppm | |
| Analyte | Thallium | | Specification | Emission Spectrographic | | Parameter | Mean concentration | | Unit | ppm (Estimated Concentration) | | Result | < 0.5 ppm | |
| Analyte | Tin | | Specification | Emission Spectrographic | | Parameter | Mean concentration | | Unit | ppm (Estimated Concentration) | | Result | < 1 ppm | |
| Analyte | Vanadium | | Specification | Emission Spectrographic | | Parameter | Information Value | | Unit | ppm (Estimated Concentration) | | Result | < 0.3 ppm | |
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