Log in
Email
Password
Register
Menu
Explore
Newest photos
Popular photos
Contribute
Submission guidelines
Photographer signup
Photographer login
About
About Freerange
Image license
API
Contact us
Support
Contact support
FAQ
Login
Login
Register
Search all
Photos
Illustrations
Match All
Match Photo ID
Newest
Popular
Select Category
AI Generated
CC0 Images
Editorial and News
Animals & Insects
Architecture
Architectural Details
Arts & Music
Backgrounds & Textures
Cities and Modern Life
Business & Office
Flowers and Plants
France
Food & Drink
Holidays & Occasions
Health and Fitness
Landmarks
Interiors
Illustrations
Industry & Agriculture
Landscapes & Nature
Letters and Numbers
Objects
Other
Military
People
Signs & Symbols
Sky and Clouds
Space
Sports & Recreation
Technology
Wallpapers
Free Stock Images
Sponsored images from iStock
View footage results
Click to save 15% sitewide with code
FREERANGE15
View More
440 free experiment photos from Freerange
Filter results
Popular
Most Viewed
Newest Photos
All licenses
Freerange
CC0
Photos & Illustrations
Photos
Illustrations
Per Page
25
50
100
Sodium burning in a flame
Sodium solution burning on a wooden splint in a bunsen burner flame.
pH meter
Analog pH meter with electrode, pH 7 and 4 buffers.
Acids and chemical structures
Two reagent bottles containing hydrochloric acid, acetic acid and their molecular models.
Nitric acid
A bottle containing nitric acid.
Ascaris lumbricoides
Ascaris lumbricoides microscope slide cross section.
Gram negative rods
Gram negative rods with spores. Viewed under the microscope at 1000x.
Gooch crucible
An isolated sintered glass crucible.
School test
Bubble style test form
Bunsen Burner
A Bunsen burner with flame.
Bunsen Burner
Bunsen Burner in a chemistry laboratory.
Chemistry Glassware on White
Science glassware for a chemistry lab.
skeletal muscle
Fixed stained slide - skeletal muscle
Centrifuge tubes and pipette
Centrifuge tubes with pipette.
Calcium burning in a flame
Calcium solution burning on a wooden splint in a Bunsen burner flame
Agar plate showing E. coli
Food safety pathogen E. coli growing on an agar plate.
Microbiology mutagen test
Sample plate for mutagenic testing.
Petri Plates
Pouring petri plates for bacteria growth.
Person adding chemicals to a flask
Flask, pipet and hand.
Campylobacteria bacteria
Campylobacter bacteria growing on an agar plate.
Lab science setup
Science image for research and education.
Gas Chromatography Equipment
A GC column, vial, and syringe.
Silver chromate reaction
Lead chromate chemical reaction.
Acid and Base Chemistry
Bottles containing acid and base.
Man Standing Next to Box With Red Smoke
A man standing next to a box releasing red smoke. The man appears to be observing the smoke with curiosity. The scene creates a sense of intrigue and mystery.
Killing Bacteria and Viruses - Infectious Disease Treatment
Killing Bacteria and Viruses - Infectious Disease Treatment
Find even more royalty free stock photos from the world's best photographers
View
of
18
Try your search on iStock: