32 Bilder zum Thema "ph levels" bei ClipDealer

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Fernstudium !
Studium - Konzept Tafel
Fernstudium
Zukunft ?
Water pH measurement test. Yellow strip in a womans hand.
Demonstration od full pH scale
A detailed view of a pool water testing kit, featuring transparent tubes filled with colored liquids indicating pH and chlorine levels. Positioned on the poolside, the focus is on the clear readings
Close-up of a pool technician examining a water testing kit, focusing on pH and chlorine levels. The technicians concentrated expression emphasizes the importance of accurate water quality control in
Checking the chemical balance of a swimming pool, Costa del Sol, Spain.
Young man rubbing eyes in swimming pool.Summer activity.Contact lens pollution, swimming in chlorine contaminated pool.Eyes burning in the pool.Allergy on chlorine chemical disinfection in water.
A poolside view features two large containers of pool chemicals alongside a pool equipped with a cleaning hose submerged in the water. A water testing kit is also visible on the pool edge, emphasizing
A close-up of a pool water testing kit displays pH and chlorine levels, with transparent tubes filled with colored indicators. The kit is positioned on the edge of the pool, with the background softly
Active Pool Chemical Testing
Woman Drinking Soda Suffering from a Toothache
Active Pool Chemical Testing
Laboratory pH meter with an attached electrode probe, used for measuring acidity levels in samples, placed on a white tile bench.
Full pH scale
Hand placing a pink liquid bottle on a digital analysis device in a testing kit
Close-up of a pool technician checking water pH level with a dig
person testing swimming pool water with a digital test device and a small sample container
Hot Tub Water Quality Check by Using Chemical Testing Kit. pH, Chlorine and Bromine Concentration. Garden SPA Water Maintenance.
Pool Test Kit
Test tubes in laboratory
Test tubes in laboratory
food quality testing and young
Piles of agricultural lime (crushed limestone) ready to be spread on the field to neutralize soil acidity and promote healthy plant growth. Selective focus, background blur and foreground blur. Copy space and bleed.
Active Pool Service Technician
Woman squatting by a pool holding a clear container to examine water quality in a spa wellness resort
Active Pool Service Technician
Woman comparing water samples in vials for pH testing against pool background at a hotel wellness spa resort
"Experience ultimate relaxation in our hot tub with crystal clear water, isolated on a sleek black background."
Hand holding a container to collect a water sample from a pool for a pH test

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