GOST 21537-76

Testing of chemicals of health hazard. Skin absorption: In vitro method

Alloys and foundry alloys of rare metals. X-ray fluorescence method for determination of zirconium, molybdenum, tungsten and tantalum in niobium alloys

Rehabilitation of invalids. System of information support for rehabilitation facilities

Concretes. General requirements for methods of determination of density, moisture content, water absorption, porosity and water tightness

Project management. Requirements for projects portfolio management

Metals. Methods of tension test