Thermo Scientific™ Validex™ Count Precision Size Standards
Validate the performance of liquid particle counters with Thermo Scientific™ Validex™ Count Precision Size Standards.
Manufacturer: Fischer Scientific
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Additive
Contains trace amount of surfactant
Content And Storage
Unless otherwise stated, refrigerate (2° to 8°C) product when not in use but do not freeze. Store upright and keep bottle tightly sealed. Mix product with gentle inversion by hand or vortex mixer.
Description
Designed specifically for the drinking water industry to validate the performance of liquid particle counters.
For Use With (Application)
Liquid Particle Counter Validation
Product Type
Count Control Particles
Quantity
500 mL
Size Distribution
<3
Concentration
1000 particles/mL ± 10%
Contents
Polymer particles in water
Color
White or Colorless
Material
Polystyrene
Includes
Certificate of Calibration and Traceability to NIST
Refractive Index
1.59 at 589nm (25°C)
Stability
Product stable for a minimum of 3 months
Related Products
Description
- Validate the performance of liquid particle counters with Thermo Scientific™ Validex™ Count Precision Size Standards
- Excellent for instrument calibration and verification in the drinking water industry and for low level liquid particle counting and calibration, standards contain NIST™-traceable polymer particles packaged in ultrapure water at concentrations ideal for use in validating the performance of liquid particle counters
- Particle counting in the drinking water industry has rapidly become an indispensable technology for optimizing water quality
- The majority of particle counters used in the drinking water industry operate on the principle of single particle light obscuration
- Features: Composition of suspension optimized to promote dispersion of particles Contains 500mL of suspension at a nominal concentration of 1000 particles per mL Stir bar included in the bottle to aid dispersion Certified concentration Ultraclean diluent No dilution required Sample directly from bottle to avoid contamination Larger volume for appropriate testing