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Duration
00:00+02:00

Ph And Chlorine Measurement

analysis of the ph and chlorine of the water in a swimming pool in summer
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process of production of cocktails
close-up view of researcher man hands holding test tube and doing pest control in the green field
analysis of the ph and chlorine with cleaner kit of the water of swimming pool
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360 ml of a blue chemical cleaner are poured into a measuring cup
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water gauge while raining. autumn close-up
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saline drip gradually decreasing in volume
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operation of a dropper in the hospital room next to the patient
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saline solution dripping in a medical environment
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syringe injection
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male worker examining gin in measuring cylinder 4k
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veterinarian using syringe
bowl of dates with glass of water and gift boxes on marble background celebrating festival of eid
chemical reaction demonstration with color change
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tracking past pressure gauges
syringe interacts with colorful liquid in jar
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caucasian woman on the golf course.
taking body temperature with a non-contact thermometer
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liquid vortex in a laboratory beaker
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freshly squeezed orange juice dripping into a plastic measuring cup - extreme close up, slow motion
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dialysis machine working in hospital-blood flow
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blue liquid in a flask
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scientist conducts a chemical reaction experiment
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container with green liquid bubbling in a metal measuring flask
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blind woman with glasses using mobile app to read product label at home
close-up view of caucasian researcher woman in protective suit holding test tube while doing pest control in the green field
chemical reaction demonstration using a magnetic stirrer
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close-up view of caucasian researcher man in protective suit holding test tube while doing pest control in the green field
an obselete vhs cassette tape for vcr video head cleaning rotating
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poor man cleans and disinfects his groceries outside his home in a poor neighbourhood during the covid-19 pandemic
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rear view of researcher woman in protective suit and goggles tapping on glass in the green field
close up of vaccine for covid 19 1
scientific research. chemist working at modern science lab. test tubes
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caucasian researcher man in protective suit holding test tube while doing pest control in the green field
caucasian researcher woman in white coat and goggles looking at test tube in the green field
orbital shaker for mixing, shaking, blending biological samples in plastic vials
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closeup of black senior man pouring orange juice in glass.
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scientist conducts iodine clock reaction with precise measurements in a well-lit laboratory setting
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close up of scientist in white lab coat pipetting in test tube in medical research laboratory, 4k
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hands conducting a colorful chemical reaction experiment
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close-up of a chemistry, distillation dripping into a beaker
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checking the clear water ph levels before using -close up slowmo
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laboratory worker preparing experiment at lab
close up of a female doctor filling a syringe with a vaccine
bottled drinks nigeria 03
dental technician preparing for work
close-up view of caucasian researcher woman in protective suit holding test tube while doing pest control in the green field
extreme close up of a green smoothie being blended
close-up view of caucasian researcher man in protective suit holding test tube and tree branch while doing pest control in the green field
iron nails reacting with copper sulfate solution
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