by
Sierra Instruments, Inc.
You’ll get high-precision, cost-effective calibration with our Cal=Trak SL-500 primary standard gas flow calibrator, the first in our Cal=Trak line of dependable mass gas flow calibration devices. Fast, primary, and portable, the SL-500 offers a standardized accuracy of ±0.35%, making it an easy-to-use, low-maintenance way to keep ...