No. 7 Whitehouse Sieve Standards

White House Sieve Standards for sieves with No. 7 (2.80mm) opening sizes are supplied with five vials, each with a nominal weight of 25.0g.

Features:

• Ideal for calibration and performance testing of No. 7 (2.80mm) sieves
• Produced on NIST traceable equipment
• Quick aperture reading using a calibration graph

Included Items:

• No. 7 (2.80mm) Whitehouse Sieve Standards
• Calibration graph