Sieve Calibration Standard 90 microns or No.170
Calibration Standard for 200mm (8") Diameter Sieves, NIST Traceable for 90μm (No.170); 5 bottle set, 1.0g per bottle
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Shipping: Based on availability and shipping method.
Calibration standards for 3-inch and 100mm diameter sieves are also available. Contact us for a quote.