GOST 20997.1-81

Automobile roads of general use. Deicing materials. Specifications

Starting equipment for discharge lamps. General technical requirements

Electronic tubes and microwave protection devices. Terms, definitions and latters symbols

Nickel. Cobalt. Methods for determination of sulphur

Electronic data interchange for administration, commerce and transport (EDIFACT). Application level syntax rules (Syntax version number: 4, Syntax release number: 1). Part 5: Security rules for batch EDI (authenticity, integrity and non-repudiation of origin)

Filtering-absorbing protective mask canisters. Test method for tightness