061A; PQ Check Standard, Tri-Mix for PSS Accusizer™ Autodiluter / APS Configuration

PQ Check Standard, Tri-Mix for PSS Accusizer™ Autodiluter / APS Configuration

Cat No.: 061A

Volume: 125 mL

Country of origin: USA

Tri-modal PQ check standard designed to verify size and count accuracy of the Particle Sizing Systems (PSS) Accusizer model 780 SPOS instrument in the AD / APS configuration

Standard material: NIST traceable size Polystyrene latex (PSL) spheres

Nominal sizes and concentrations of standard particles:

• 0.8 µm PSL – 1,250,000 particles/mL

• 2 µm PSL – 450,000 particles/mL

• 5 µm PSL – 150,000 particles/mL

Product batch will be ± 10% of the nominal concentration; individual standard bottles will be certified ± 22% of the mean concentration and particle sizes are certified ± 5% of the standard size (± uncertainty)