Nature protection. Hydrosphere. Underground waters classification according to water usage
|
Nature protection. Hydrosphere. Regulations of water objects' protection in timber-rafting
|
Nature protection. Hydrosphere. General requirements for protection of underground waters
|
Nature protection. Hydrosphere. Procedures for quality control of marine waters
|
Nature protection. Hydrosphere Apparatus and mechanisms for selection? Initial treatment and storing samples of natural waters. General technical conditions
|
Nature protection Hydrosphere General requirements for surface and sea waters, ice and atmospheric precipitation sampling
|
Hard water to be used for testing the performance of some household electrical appliances. General technical requirements
|
Water of economical-drinking and industrial water supply. Methods for chemical analysis. Sampling, storing and transportation of samples
|
Water quality. Automatic control systems for pollutants
|
Groundwater. Classification by its chemical composition and temperature.
|
Methodological instructions. Instruments for monitoring organic carbon content in natural and waste waters. Methods and means of verification.
|
|
