| 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 | 1.4 x 10<sup>4</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 = 25.1µm, 5.0% CV |
| Stability | Product stable for a minimum of 24 months |
| Color | White or Colorless |
| Diameter (Metric) | 500 μm |
| For Use With (Application) | Narrow Size Standard Deviation Applications |
| Material | Polystyrene |
| Product Type | Size Standard Particles |
| Unit Size | Each |
Unless otherwise stated, the minimum order amount is USD 1,000.
For orders below USD 1,000, an additional handling fee may apply, or we may arrange local delivery / local handover where available.
All quotations are subject to final confirmation, including product availability, lead time, batch information, shipping cost, and applicable export or handling requirements.
For quotation requests, please send an RFQ from website or contact:
Please send inquiries directly to us in the “To” field. Emails sent via BCC, mass mailing, or with unrelated recipients may be automatically filtered and will not be processed.
