AvCount Calibration Material ‘d’ (250 ml) – SA1121-0

AvCount Calibration Material ‘d’ – 250ml, traceable to NIST 2806d, supplied with Certificate of Measurement.

Secondary working standard with a particle distribution traceable to NIST 2806d. For use with particle counters calibrated in accordance with ISO 11171.

Certified in accordance with the essential requirements of ISO 17034. Homogeneity and variability are checked in accordance with ISO Guide 35 and ISO 11171. Includes a certificate of analysis and conformance.


  • Minimum 24-month shelf life from manufacture


ISO 11171 Hydraulic fluid power - Calibration of automatic particle counters for liquids