Léster Lau

Free Close-up of a laboratory technician using a pipette for precise measurement in a modern lab. Stock Photo

Free to use

Managua, MN, Nicaragua

Man Dripping Reagent into a Refractometer

Léster Lau

More like this

Analytical Device Chemical Analysis Chemical Laboratory Chemical Research Chemistry Lab Close Up Photos Experiment Experiment Setup Hand Indoor Lab Instrumentation Lab Analysis Lab Apparatus Lab Experiment Lab Procedure Lab Setting Lab Technician Lab Work Laboratory Laboratory Equipment Managua Measurement Mn Modern Lab Nicaragua North America Pipette Precision Precision Instrument Precision Tool Reagent Refractometer Research Laboratory Researcher Science Science Technician Scientific Environment Scientific Equipment Scientific Instrument Scientific Measurement Scientific Method Scientific Process Scientific Research Technician Technology Test Precision Testing Equipment Working

Free Glass container with dropper in a laboratory setting, ideal for science and research themes. Stock Photo

Free Close-up of vibrant chemical solutions in beakers with pipette in a lab setting. Stock Photo

Free A scientist wearing safety glasses and lab coat conducting research with a pipette in a laboratory. Stock Photo

Free Professional in protective gear using a pipette in a laboratory setting with advanced equipment. Stock Photo

Free An Erlenmeyer flask with liquid on a magnetic stirrer in a lab setting. Stock Photo

Free Female scientist in lab coat conducting experiment with blue liquid in laboratory setting. Stock Photo

Free Female scientist using advanced analytical chemistry equipment in a laboratory. Stock Photo

Free Close-up of a scientist operating lab equipment with a flask in hand. Stock Photo

Free A female scientist using lab equipment for research in a modern laboratory setting. Stock Photo

Free Woman in lab coat and gloves conducting research with lab equipment in a laboratory setting. Stock Photo

Free Vertical shot of a microtitration plate with red samples in a research lab. Stock Photo

Free Top view of laboratory glassware and a scientific form for research documentation. Stock Photo

Free Glass container with dropper in a laboratory setting, ideal for science and research themes. Stock Photo

Free Close-up of vibrant chemical solutions in beakers with pipette in a lab setting. Stock Photo

Free A scientist wearing safety glasses and lab coat conducting research with a pipette in a laboratory. Stock Photo

Free Professional in protective gear using a pipette in a laboratory setting with advanced equipment. Stock Photo

Free An Erlenmeyer flask with liquid on a magnetic stirrer in a lab setting. Stock Photo

Free Female scientist in lab coat conducting experiment with blue liquid in laboratory setting. Stock Photo

Free Female scientist using advanced analytical chemistry equipment in a laboratory. Stock Photo

Free Close-up of a scientist operating lab equipment with a flask in hand. Stock Photo

Free A female scientist using lab equipment for research in a modern laboratory setting. Stock Photo

Free Woman in lab coat and gloves conducting research with lab equipment in a laboratory setting. Stock Photo

Free Vertical shot of a microtitration plate with red samples in a research lab. Stock Photo

Free Top view of laboratory glassware and a scientific form for research documentation. Stock Photo

Free Glass container with dropper in a laboratory setting, ideal for science and research themes. Stock Photo

Free A female scientist using lab equipment for research in a modern laboratory setting. Stock Photo

Free Professional in protective gear using a pipette in a laboratory setting with advanced equipment. Stock Photo

Free Top view of laboratory glassware and a scientific form for research documentation. Stock Photo

Free Female scientist in lab coat conducting experiment with blue liquid in laboratory setting. Stock Photo

Free Close-up of vibrant chemical solutions in beakers with pipette in a lab setting. Stock Photo

Free A scientist wearing safety glasses and lab coat conducting research with a pipette in a laboratory. Stock Photo

Free Vertical shot of a microtitration plate with red samples in a research lab. Stock Photo

Free Female scientist using advanced analytical chemistry equipment in a laboratory. Stock Photo

Free Close-up of a scientist operating lab equipment with a flask in hand. Stock Photo

Free Woman in lab coat and gloves conducting research with lab equipment in a laboratory setting. Stock Photo

Free An Erlenmeyer flask with liquid on a magnetic stirrer in a lab setting. Stock Photo

Free Glass container with dropper in a laboratory setting, ideal for science and research themes. Stock Photo

Free A female scientist using lab equipment for research in a modern laboratory setting. Stock Photo

Free Professional in protective gear using a pipette in a laboratory setting with advanced equipment. Stock Photo

Free Top view of laboratory glassware and a scientific form for research documentation. Stock Photo

Free Female scientist in lab coat conducting experiment with blue liquid in laboratory setting. Stock Photo

Free Close-up of vibrant chemical solutions in beakers with pipette in a lab setting. Stock Photo

Free A scientist wearing safety glasses and lab coat conducting research with a pipette in a laboratory. Stock Photo

Free Vertical shot of a microtitration plate with red samples in a research lab. Stock Photo

Free Female scientist using advanced analytical chemistry equipment in a laboratory. Stock Photo

Free Close-up of a scientist operating lab equipment with a flask in hand. Stock Photo

Free Woman in lab coat and gloves conducting research with lab equipment in a laboratory setting. Stock Photo

Free An Erlenmeyer flask with liquid on a magnetic stirrer in a lab setting. Stock Photo

Where stories come together.

Download on iOSiOS Download on AndroidAndroid

Pexels

Free Stock Photos
Free Videos
Popular searches
Collections
Challenges
Leaderboard
Other plugins & apps

Company

About
Blog
Help Center
Report content
Become a Hero
Partner with Pexels
Image & Video API

Free Stock Photos
Black and white photography Happy birthday images Free business videos Happy new year images Cool wallpapers Best HD wallpapers Galaxy wallpaper Lock screen wallpaper iPhone wallpaper 4K wallpaper Samsung wallpaper Love wallpaper Mobile wallpaper

© 2025 Pexels

Terms of Use Privacy Policy License Imprint Cookies Policy