Petroleum products. Motor gasolines and aviation fuels. Determination of gum content by jet evaporation method
Document status: Active
The filters of delicate purity of light oil production. Quality requirements for certified products
Document status: Active
Zink concentrates. Atomic emission spectroscopy with inductively coupled plasma. Determination of copper, lead, cadmium, iron, aluminum, cobalt, antimony, manganese, arsenic and indium
Document status: Active
Joints of tubes with tube-plates and collectors of heat exchangers. Requirements to the typical technology for making tube to tube-plate joints by means of explosion energy of explosives
Document status: Active
Reagents and matters of special purity. Methods for preparation of buffer solutions
Document status: Replaced by GOST 4919.2-2016
