GOST 28177-89

Stationary distillation desalting units. Methods of washing solution chemical analysis at the equipment cleaning

Alarms guarding surface vibration detectors for blocking of structures and safes. General technical requirements and test methods

Electrical equipment for measurement, control and laboratory use. EMC requirements. Part 2-3. Additional requirements, test configuration, operational conditions and performance criteria for transducers with integrated or remote signal conditioning

Reduce-type unions for tube connections on external cone. Construction and dimensions

Premixes. Specifications

Reagents. Methods for determination of carbonates impurity