German standard methods for the examination of water, waste water and sludge - Parameters characterizing effects and substances (group H) - Part 7: Determination of acid and base-neutralizing capacities (H 7)— 28 стр.
Degrees of protection of enclosures; protection of persons against contact with live parts, protection of equipment against ingress of solid foreign bodies and of water, small transformers till 16 kVA— 3 стр.
Treatment of water of swimming-pools and baths - Part 3: Combination of process: Flocculation, filtration, ozonization, absorbing filtration, chlorination— 7 стр.
Treatment of water of swimming pools and baths - Part 5: Combination of process: Flocculation, filtration, adsorption at granular activated carbon; chlorination— 9 стр.
Treatment of water of swimming pools and baths - Part 4: Combination of process: Flocculation, ozonisation, multilayer filtration, chlorination— 10 стр.
Treatment of water of swimming pools and baths - Part 5: Combination of process: Flocculation, filtration, adsorption at granular activated carbon; chlorination— 9 стр.
Treatment of water of swimming-pools and baths - Part 3: Combination of process: Flocculation, filtration, ozonization, absorbing filtration, chlorination— 7 стр.
German standard methods for the examination of water, waste water and sludge; general information (group A); sampling of swimming pool and bathing pool water (A 19)— 8 стр.
German standard methods for the examination of water, waste water and sludge; general information (group A); recording of analysis results (A 1)— 26 стр.
