Description
Polystyrene Microsphere Beads
Polystyrene Microsphere Beads CRM4212A are NIST Traceable, particle size standards with accurate diameter, narrow size distribution to calibrate CNC and particle counters.
| Specifications | |
| Additive | Contains trace amount of surfactant to inhibit agglomeration and promote particle stability. |
| 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 | SEE SPEC |
| Contents | Polymer particles in de-ionized water |
| Description | 3000 Series or 4000 Series of NIST Traceable particles and micro-spheres support size accuracy calibration of laser particle counters, CNC particle Counters, Wafer Inspection systems; and for use in Aerosol research. |
| Color | White or Colorless |
| For Use With (Application) | Narrow Size Standard Deviation Applications |
| Material | Polystyrene |
| Product Type | Particle Size Standards |
| Includes | Certificate of Calibration and Traceability to NIST |
| Particle Density | 1.05g/cm3 |
| Volume | 15 mL in De-Ionized (DI) Water |
| Refractive Index 3000/4000 Series | 1.59 at 589nm (25 C) |
| Refractive Index Dry Particles | 1.49 at 589nm (25 C) |
| Size Distribution | SEE SPEC |
| Stability | Product stable for a minimum of 24 months. |
| Diameter (Metric) | SEE SPEC |
| Unit Size | Each |
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