GOST 12766.5-90

Interstate system for ensuring the uniformity of measurements. Weight amounts of the standard materials for preparation of the buffer solutions - operational pH standards of 2-nd and 3-rd classes. The technical and the metrological characteristics. Methods of them

Ceramic composites. Test method for determination of transthickness tensile strength at ambient temperature

Rotating electrical machines. Part 2-1. Standard methods for determining losses and efficiency from tests (excluding machines for traction vehicles)

Moulding sands. Methods for determination for potassium and sodium oxides

Seamless and welded steel tubes. Part 8. Automated ultrasonic method of testing for the detection of imperfections

Information technology. Security techniques. Information security risk management