Microspheres
Spherotech RNBW CALBRTION PARTCLES P2 5ML
Rainbow Calibration Particles, Peak 2, 1E7/mL, 3.0-3.4 um, 5 mL
Spherotech ACCUCOUNT ULTRARAINBOW CALIBRA
AccuCount UltraRainbow Calibration Particles, 5x106/mL, 20.0 µm (+/-2 µm), 1ml
Electron Microscopy Sciences Particle Size Standard Nanosphere 400nm 15 ML
Polystyrene sphere particle-size standards are certified for mean diameter and are traceable to the National Bureau of Standards (NBS). Use for calibration of electron microscopes for viruses, bacteria, and sub-cellular. Packaged as aqueous suspensions.
Certified Mean diameter: 400nm
Nominal Mean diameter: 404nm+/-4.0nm
Size Uniformity std. dev. & C.V: 5.9 nm (1.5%)
Solids content: 1%
Electron Microscopy Sciences Particle Size Standard Microsphere 1.0 µm 15 ML
The most uniform spheres available and are recommended for the highest level of measurement accuracy in the 1 to 40 micron size.
Certified Mean diameter: 1.0 µm
Nominal Mean diameter: 0.993+/-0.021
Size Uniformity std. dev. & C.V: 0.010 µm (1.0%)
Solids content: 1%
