Russian standards PDF
Petroleum and natural gas industries. Drilling and production equipment. Hoisting equipment. General technical requirements
Document status: Active
Testing of chemicals of environmental hazard. Ready Biodegradability
Document status: Active
Domestic heating boilers fired by solid fuel nominal heat output up to 50 kW. Requirements and test methods
Document status: Active
Solid biofuel. Fuel specifications and classes. Part 1. General requirements
Document status: Replaced by GOST 33103.1-2017
