Chemistry experiment
Organic synthesis
Copper powder being heated
Silver oxide decomposition
Iron filings being heated
Copper carbonate being heated
Distillation apparatus
Fehling's reaction
Chemistry apparatus
Reduction of copper
Producing gas
Boiling proteins
Nitrobenzene preparation
Test tube of sulphur and iron mix
Haloalkane test
Conduction of heat
Thermolysis of mercury oxide
Heating copper sulphate solution
Boiling water with a Bunsen burner.
Aluminium chloride preparation
Chemistry research
Heating water
Heating water and copper sulphate
Burning aluminium
Burning iron
Iron filings in a bunsen flame
Iodine sublimation
Evaporating water using a sand tray
Orange juice being boiled on a Bunsen
Copper chemistry experiment
Water being heated
Flame test for calcium.
Heating sugar
Burning lithium
Bunsen burner with pilot light
Heating magnesium in a flame
Lit bunsen burner
Burning magnesium
Sulphur being heated
Holding microscope slide over flame
Strontium flame test
Flame test on potassium
Flame test on sodium
Lithium flame test
Barium flame test
Potassium flame test
Sodium flame test
Calcium flame test
Convection experiment with paper dots
Copper flame test
Heating sulphur
Heating an iron nail
Test tubes in a holder
Bunsen burner
Burnt copper
Heating zinc in a flame
Copper sulphate being heated
Iron and sulfur reaction
ガスバーナー
Flame test for strontium.
Scientist working in the chemical laboratory
Microscope and test tubes
Empty tubes in a test tube rack
Test tubes in a test tube rack
Copper oxidation experiment
Evaporating water from a brine solution
Test tubes in a volumetric flask
炎色反応
ガラス器具
Scientist doing experiment
Heating zinc oxide
Test tubes
Woman Experimenting in Lab
Chemistry student using pipette
Chemistry student using multi pipette
Boiling water with a Bunsen burner
Chemistry student pouring liquid into test tube
Chemistry student pouring liquid into beaker
Laboratory glassware
Sterilising a wire loop
試験管を見つめる女性
Free radical substitution
Scientist writing on test tube
Scientist holding test tube
Eppendorf tube with pipette
Micropipette and eppendorf tube
Micropipette and eppendorf tubes
Test tubes and pipette
Sample tubes on ice
Gas burner, close-up
Empty test tubes in a holder
Phenol reactions
Plant research, conceptual image
Aesthetic Medical
ガスバーナーで炭に着火する
Scientist pouring liquid into test tube
Close up of blow torch flame on metal
Blow torches with flames crossing
Scientist holding multi pipette
Scientist using pipette in laboratory
Scientist holding eppendorf tube in laboratory
Iodine solubility
Red hot wire
Molten crystals in a test tube
Research laboratory
Woman doing experiment in chemical laboratory
Woman measuring liquid in chemical laboratory
Scanning biological sample
Benzoic acid precipitate
Chemical flasks
実験器具
実験室
Biological research
Light microscope
Plants in beakers
Pipetting into microtubes
Robotic arm holding test tube
Robotic arm and test tube
Scientist using pipette
Scientist holding test tubes
Copper sulphate production experiment
Chemistry Laboratory
Chemistry lab
Scientist working in lab
Magnesium oxide
Magnesium reacting with steam
Wine analysis
Silver iodide precipitation
Cobalt precipitation
Iron precipitation
Chromium precipitation
Nickel precipitation