PQ Check Standard, 25μm for PSS SIS Config

PQ Check Standard, 25μm for PSS SIS Config., 250 mL Bottle

• Designed specifically as a single-mode peak PQ check standard to verify proper operation of the Particle Sizing Systems (PSS) Model 780 Accusizer SPOS instrument used in the Syringe Injection Sampler (SIS) configuration.
• Volume: 250 mL
• Standard material: NIST traceable size Polystyrene latex (PSL) spheres
• Nominal sizes and concentrations of standard particles:
  • 25μm PSL – 150 particles/mL
• Product batch will be ± 10% of the nominal concentration; individual standard bottles will be certified ± 15% of the mean concentration and particle sizes are certified ± 5% of the standard size (± uncertainty)

The Certificate of Conformance includes actual concentration testing data and mean size.