DESIGNED FOR
Certification of measurement methods, accuracy control of measurement results of the gas permeaьility factor of rocks. The reference material сап bе used For verification, calibration of measuring instruments, testing of measuring instruments For type approval, provided that it meets the requirements of verification and calibration methods, testing programs For measuring instruments For type approval, respectively.
SPHERES OF APPLICATION
In nanoindustry, scientific research.
| Certified characteristic | lnterval of permissible values of certified characteristic of RM | Limits of permissible relative error of certified value of RM at Р = О.95 % |
Permissible values of relative expanded uncertainty of the certified value of RM at k = 2 % |
| Gas permeabllity factor 10-з µm2 | From 0.1 to 5000 | ±3 | ±3 |
