GOST 23677-79

Cleanrooms and associated controlled environments. Part 2. Monitoring to provide evidence of cleanroom performance related to air cleanliness by particle concentration

Aluminium casting and wrought alloys. Methods for determination of silicon

Gas turbines. Methods of exhaust gas emission determinations

Protective technologies. Means of protection. Anticopy protection. General technical requirements

Global navigation satellite system. Satellite navigation equipment for mounting on wheeled vehicles. Methods of compliance testing with requirements for electrical safety, climatic and mechanical influences

Sorbents. Method for reduction and dispersion of samples