| Additive | May contain trace amount of dispersant |
|---|---|
| Certifications/Compliance | Each package of standards contains a Certificate of Calibration and Traceability to NIST which includes a description of the calibration method and its uncertainty, and a table of chemical and physical properties. |
| Concentration | 6.6 x 10<sup>3</sup>#/g |
| Contents | Uniform dry spheres |
| Description | NIST traceable particles that provide calibration of laser particle counters |
| Includes | Certificate of Calibration and Traceability to NIST |
| Particle Density | 1.05g/cm³ |
| Quantity | 1 g |
| Refractive Index | 1.59 at 589nm (25°C) |
| Size Distribution | s = 24.8µm, 3.9% CV |
| Stability | Product stable for a minimum of 24 months |
| Color | White or Colorless |
| Diameter (Metric) | 650 μm |
| For Use With (Application) | Narrow Size Standard Deviation Applications |
| Material | Polystyrene |
| Product Type | Size Standard Particles |
| Unit Size | Each |
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