GOST 28857-90

Mechanical vibration. Centrifugal feed pumps for thermal stations. Evaluation of machine vibration and requirements for the measurement of vibration

Refractory and refractory raw materials. Method for determination of zirconium oxide (IV)

Beryllium. Methods of chemical analysis

Functional safety of electrical, electronic, programmable electronic safety-related systems. Part 3-1. Software requirements. Reuse of pre-existing software elements to implement all or part of a safety function

Information technology. Telecommunications and information exchange between systems. NFC Security. Part 1. NFC-SEC NFCIP-1 security services and protocol

Coal pitch coke and thermoantracite. Methods of sampling and sample preparation for testing