5855921 Bilder zum Thema "Essai des eaux" bei ClipDealer

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selective focus of water inspector in protective costume, respirator and goggles taking water sample
Researcher testing the water quality
male scientist in latex gloves taking sample of water in test flask outdoors
laboratory test tubes
water inspector in protective costume and respirator taking water sample at river
Test tubes closeup,medical glassware
cropped image of male scientist in latex gloves taking sample of water in test flask outdoors
Water Purity Test
partial view of water inspector in latex glove holding test tube
File of hand holding water ph testing test comparing color to in
partial view of water inspector in latex gloves taking water samples at river
Dropping chemical liquid to test tube with lab glassware background. Science or chemistry research and development concept.
panoramic shot of water inspector in latex gloves holding test tubes
Man checks the purity level of tap water using water TDS meter tool, at home. Device shows 196 ppm of contaminant level, which is considered the typical value. Little girl is watching the process.
male scientist in protective mask and suit looking at sample of water in test flask outdoors
Marine biologist analysing water test results and algea samples
partial view of water inspector in latex gloves with test tube taking water sample
Marine biologist analysing water test results on a tablet in Can
partial view of water inspector in latex gloves with test tube taking water sample
Science Test Background
cropped view of water inspector in latex gloves with test tubes and flasks at coast
Drinking water in the test tube for chemical and microbiological
partial view of water inspector in protective costume holding test tubes
Acid acidic water test ph reagent
water inspector in protective costume and respirator taking water sample at river
Alkaline water ionizer test ph reagent
full length view of water inspector in protective costume, latex gloves and respirator holding flask with water sample at river
Laboratory test
water inspector in protective costume and respirator taking water sample at river
pH test
water inspector in protective costume, latex gloves and respirator holding flask and test tubes with water samples at river
Biologists testing water of natural river
Smiling girl in apron looking at friend near glass test tubes and plants at home
Water testing at swimming pool, laboratory glassware in hand
Smiling girl pouring ground in flowerpot near friend and plants at home
Water Purity Test. Hand holding chemical flask with liquid, lake or river in the background.
partial view of water inspector in latex gloves taking water samples at river
Water testing at swimming pool, laboratory glassware in hand
water inspector in latex gloves with test tube taking water sample
Water testing at swimming pool, laboratory glassware in hand
cropped view of water inspector in latex gloves taking water samples at river
Water testing at swimming pool, laboratory glassware in hand
panoramic shot of water inspector in latex glove holding test tube
Water testing at swimming pool, laboratory glassware in hand
water inspector in protective costume and respirator taking water sample at river
Water Purity Test. Hand holding a chemical flask with water, lake or river in the background.
Preteen kids in aprons looking at each other near test tubes and plants at home
Water Purity Test. Hand holding chemical flask with liquid, lake or river in the background.
cropped view of water inspector in latex gloves taking water sample at river
Water testing at swimming pool, laboratory glassware in hand

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