444 free experiment photos from Freerange

Lead iodide reaction

Analog pH meter with electrode, pH 7 and 4 buffers.

Specific gravity determination using a pycnometer.

DNA - Genetics - Genes

Bottles containing acid and base.

Testing drinking water for E. coli bacteria.

A reagent bottle containing acetic acid.

Lab Equipment - Laboratory Glassware

Cobalt solution burning on a wooden splint in a bunsen burner flame.

Bubble style test form

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.

Reading the value from a hydrometer. Used for determining the specific gravity of liquids including beer.

Hot plate with beaker and test tubes.

Sodium solution burning on a wooden splint in a bunsen burner flame.

Fixed stained slide - planaria

Science Lightbulb Meaning Power Source And Scientific

Gram negative rods with spores. Viewed under the microscope at 1000x.

Black and white image of bottles containing an acid and base along with test tubes.

A GC column, vial, and syringe.

Different colored inorganic chemical salts used in a chemistry lab.

Ascaris lumbricoides microscope slide cross section.

Cuvette used in spectroscopy.

Glass flasks filled with plant cuttings in a laboratory setting, showcasing biotechnology and scientific research

Retro style chemistry image

Fish scale fixed on a microscope slide.

Group of students watching African American teacher showing science equipment experiment in the classroom at school. education and learning concept

A microscopic view of plant cells, one of which is dividing

Old fashion microscope isolated on white background.

Science image for research and education.

Barium solution burning on a wooden splint in a bunsen burner flame.

This detailed shot captures a close-up view of a mysterious blue and black substance, showing intricate patterns and textures. The colors blend seamlessly, creating a captivating visual effect.

A clear glass of water with a toothbrush submerged in it. The toothbrush bristles are soaking in the water, causing bubbles to form.

Microscope slide of a marine sponge.

Erlenmeyer flask used for chemical titrations.

Different chemical elements showing colors and the periodic table.

Water being added to copper sulfate.

Chemical reaction in a test tube

E. coli growing on EMB agar.

Science objects with texture.

Reagent bottles, burette and flask.

Chemical solutions glowing uner a black light.

Food safety pathogen Listeria monocytogenes isolated on agar from a food sample

An isolated sintered glass crucible.

Flask, pipet and hand.

Collection of alcohol following distillation in achemistry laboratory.

Microscope and slide.

Chemical solution on an hot plate.

A person wearing a white lab coat and purple gloves is conducting experiments in a laboratory setting. The individual is likely a scientist or researcher working on chemical or biological experiments.

Fixed slide cross section of muscle tissue, 100x microscope view

Chemistry of thin layer chromatography with plate, solvent and samples.