Thermo Fisher, BK300T, ChromoSphere™-T Certified Size Standards

300 μm, Polystyrene Divinylbenzene (PS-DVB), Black, s = 7.
5µm, 2.
5% CV Achieve high visual contrast with Thermo Scientific™ ChromoSphere™-T Certified Size Standards, colored polymer microspheres with NIST™-traceable diameters. These reference and calibration materials are used in the testing of filtration systems, vial cleaning evaluations, contamination control studies and calibration of injection devices.
Additive: May contain trace amount of dispersant
Certifications/Compliance: Certificate of Calibration and Traceability to NIST
Concentration: 100% solids
Contents: Dry dyed polystyrene (DVB) microspheres
Description: Designed for use as reference or calibration materials in applications where high contrast is required.
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 = 7.
5µm, 2.
5% CV
Stability: Product stable for a minimum of 24 months
Color: Black
Diameter (Metric): 300 μm
For Use With (Application): Cleaning Evaluation, High Contrast Reference and Calibration
Material: Polystyrene Divinylbenzene (PS-DVB)
Product Type: Size Standard Particles
Unit Size: Each