Thermo Fisher, CS-BX, PHARM-TROL™ Count Precision Size Standards

15 μm, 20 x 25 mL Bottles Document the reproducibility of a particle counter by permitting a continuous record of its performance with Thermo Scientific™ PHARM-TROL™ Count Precision Size Standards, ready-to-use precision standards designed for regular use in liquid particle counters for USP <788> and <789> verification. Data is documented for internal or customer audits by using a NIST™-traceable microsphere suspension with a known concentration.
Additive: Contains trace amount of surfactant
Concentration: 3800 particles/mL ± 15%
Contents: Polystyrene microspheres in water
Description: Used by manufatures of parenteral drugs and ophthalmic solutions who are seeking interim verification of USP <788> and <789>.
Includes: Certificate of Calibration and Traceability to NIST
Particle Density: 1.
05g/cm3
Quantity: 20 x 25 mL Bottles
Refractive Index: 1.
59 at 589nm (25°C)
Size Distribution: <3%
Stability: Product stable for a minimum of 12 months
Color: White or Colorless
Diameter (Metric): 15 μm
For Use With (Application): USP Verification
Material: Polystyrene
Product Type: Count Control Particles
Unit Size: Each