写真素材の検索結果

Salol cooling rapidly to form crystals

Salol cooling rapidly to form crystals

Salol cooling rapidly to form crystals

Salol cooling rapidly to form crystals

Salol crystals on a chilled microscope slide

Salol crystals on a microscope slide

Salol crystals after slow cooling

Salol crystals after fast cooling

Osmosis experiment

Measuring jug and bulb pipette

Devices for measuring liquids

Tin in sulphuric acid

Limestone and acid

Alkane or alkene test

Phenol reactions

Osmosis experiment

Bromination of phenol

Burning lithium

Copper-silver metal displacement reaction

Litmus indicator dropping from pipette into beaker for pH test

Universal indicator

Transferring a reactant into a flask

Microscope slide preparation

Microscope slide preparation

De-colourised bromine water

Benzoic acid precipitate

Graduated pipette

Biological research

Biological research

Biochemical research

Biochemical research

Biochemical research

Pipetting samples

Pipetting samples

Chemical research

Chemical research

Microtitre plate

Potassium reacting with water

Potassium reacting with water

Potassium reacting with water

Osmosis demonstration

Osmosis demonstration

Osmosis demonstration

Osmosis demonstration

Motor effect experiment

Motor effect experiment

Simple motor

Simple motor

Immiscible liquids

Copper sulphate dissolving in water

Phenolphthalein a single indicator

Phenolphthalein a single indicator

Methyl orange in acid

Methyl orange in acid

Phenolphthalein a single indicator

Copper (II) sulphate crystals

Bromoethane synthesis

Bromination of phenol

Azo dye formation

Ethanal and Brady's reagent

Universal indicator colour range

Battery and steel wool

Testing for carbonate

Zinc granules in weak hydrochloric acid

Person pipetting chemicals into a flask

Alkane alkene in bromine water

Testing pH

Recrystallised rock salt

Biochemical research

Biochemical research

Biochemical research

Cell research

Cell research

Cell research

Cell research

Cell research

Cell research

Beakers of acidic and basic solutions after litmus indicator has been added. Litmus changes its colour depending on the pH of the solution

Beakers of acidic and basic solutions after litmus indicator has been added. Litmus changes its colour depending on the pH of the solution

Glass chemical equipment in a chemistry lab

Cobalt (II) chloride solution

Iron (III) chloride solution

Copper (II) chloride solution

Reading a burette

Ammonia test

Reading a burette of permanganate

Potassium chromate and silver nitrate

Glass flasks with liquids in a laboratory

Glass flasks with liquids in a laboratory

Reading a burette

Reading a burette of permanganate

Titrating a reactant from a burette

Loudspeaker and microphone

Making a reactant solution

Reading a burette

Reading a burette of permanganate

Test tube of silver bromide.

Plastic pipette

Pipetting of sample into Petri dish

Pipetting of sample into Petri dish

Pipetting of sample into Petri dish

Pipetting of sample into Petri dish

Glass pipettes

Pipetting liquid into test tubes

Pipetting liquid into test tubes

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Burning zinc

Burning zinc

Burning copper

Separating salt from rock salt

Phosphorus chloride reacting with acid

Organic synthesis

Magnesium-acid reaction

Magnesium-acid reaction

Limestone-acid reaction

Titration of propanone and iodine

pH meter in orange juice

pH meter in orange juice

Lithium chloride burns with a bright crimson flame

Sodium chloride burns with a bright yellow flame

Separating salt from rock salt

Copper sulphate solutions

Immiscible liquids

Scientist using microscope

Benedict's test for sugar.

Benedict's test for sugars

Boiling water with a Bunsen burner

Universal indicator colour range

Salicylic acid drug crystals

Testing pH

実験をする小学生

実験をする小学生

Bunsen burner

Benedict's reagent

Distillation equipment

Distillation apparatus

Boiling water with a Bunsen burner.

Copper powder being heated

Reaction rates

Measuring change of mass in a reaction

水の中の試験管

水の中の試験管

水の中の試験管

水の中の試験管

Plastic sulphur formation

Chemistry student working in a fume cupboard

Biochemistry research

Biochemistry research

Chemical research

Chemical research

Sample being pipetted into a rack of test tubes inside a fume cupboard during a scientific experiment in a laboratory

Sample being pipetted into a rack of test tubes inside a fume cupboard during a scientific experiment in a laboratory

Pipetting sample

Pipetting sample

Pipetting sample

Pipetting sample

Pipetting sample

Pipetting sample

Pipetting sample

Pipetting sample

Pipetting sample

Chemistry lab

Biochemical research

Alkali dissolving polyester

Ethanal and Brady's reagent

Pipette

実験器具

Salicylic acid crystals, polarised light micrograph

Callus remover crystals, light micrograph

Callus remover crystals, light micrograph

Callus remover crystals, light micrograph

Callus remover crystals, light micrograph

Callus remover crystals, light micrograph

Callus remover crystals, light micrograph

Phenol crystals

Phenol crystals

Test tube of silver chloride

Test tube of silver iodide.

Robotic arm holding flask

Teen girl

Boy holding magnet with large number of pins on

Dipping magnet in iron filings

Pipets in lab