Product Description
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1,000 um (ASTM 18) NIST Traceable Sieve Standard 5 bottle set, 7.0 gm per bottle
- Unique microsphere method of sieve calibration
- Mean aperture sizes traceable to NIST and NPL
- Measure over 1 million apertures per minute
- Typical calibration time of about 1 minute
- Method analyses over 80% of the sieve surface
- Accuracies and repeatabilities better than 1µm
- Results independent of sieve shaking method
- Single-shot bottles remove operator bias
- No need to send sieves away for calibration

The 1,000 um (ASTM 18) NIST Traceable Sieve Standard 5 bottle set offers precision and reliability for your calibration needs in both powder and liquid sampling environments. Designed specifically for laboratories requiring highly accurate calibration tools, this set is essential for maintaining compliance with rigorous industry standards.
Each bottle contains 7.0 grams of specially engineered microsphere calibration beads that ensure mean aperture sizes are traceable to both NIST and NPL standards. This unique approach guarantees that your sieve calibration process is not only quick but exceptionally precise, making it an invaluable asset for quality assurance in laboratory settings.
- Unique microsphere method of sieve calibration
- Mean aperture sizes traceable to NIST and NPL
- Measure over 1 million apertures per minute
- Typical calibration time of about 1 minute
- Method analyses over 80% of the sieve surface
- Accuracies and repeatabilities better than 1µm
- Results independent of sieve shaking method
- Single-shot bottles remove operator bias
- No need to send sieves away for calibration
Optimize your laboratory’s operational efficiency and maintain stringent compliance with the 1,000 um (ASTM 18) NIST Traceable Sieve Standard set. Every calibration ensures accuracy, enhancing your experimental reliability and quality control processes.