AvCount Calibration Material ‘d’ – SA1121-0
The AvCount Calibration Material ‘d’ serves as a Secondary Working Standard (SWS) with a particle distribution traceable to NIST 2806d & 8631x. Laboratories use it with Automatic Particle Counters (APCs) calibrated in accordance with ISO 11171.
Produced under our ISO 17034 UKAS accreditation homogeneity and variability is checked in accordance with ISO 11171.
The AvCount Calibration Material is supplied in tamper-evident security packaging with full documentation, including a Safety Data Sheet (SDS). It has a two-year shelf life from the date of manufacture and comes in a 250 mL pack.
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When using test methods IP 565, IP 630, and/or ASTM D7619, laboratories should conduct calibration at least every twelve months or whenever they modify or service the instrumentation.
The certificate stipulates values based on the batch mean value (x̅), as required by ISO 11171, Appendix F.6.
Certification: The AvCount Calibration Material is supplied with an ISO 33401-compliant certificate of measurement, detailing a certified value for each covered test method.