GOST R 8.962-2019 State system for ensuring the uniformity of measurements. Electrical conductivity measurement devices in the range from 5 to 40 fSm·m-1. Verification procedure
1970GOST R 8.962-2019 State system for ensuring the uniformity of measurements. Electrical conductivity measurement devices in the range from 5 to 40 fSm·m-1. Verification procedure