試験管
スポイト
シャーレ
ガラス器具
複数の試験管
ビーカー
平底フラスコ
三角フラスコ
メスシリンダー
液体を試験管に入れる
標本瓶
Test tubes, close up
実験器具
実験室
Test tubes in a holder
アルコールランプ
Test tubes
広口試薬瓶
小さな芽の入った試験管
Bromine
Lead
Water
Aluminium powder
試験管とビーカー
Healthcare And Medicine
Row of test tubes
試験管とスポイト
U字磁石
Colorful test tubes in a row
試験管の中の天然素材
Laboratory glassware
液体の入った試験管
Healthcare And Medicine,Glassware,Utensil,Test Tube,Beaker,Measuring Beaker
Healthcare And Medicine,Glassware,Laboratory Glassware,Utensil,,Test Tube
Test tubes in beaker
Lavender Lavandula sp stems
Test tubes with different coloured liquids in rack
温度計
Plant biotechnology
4個のシャーレ
バネ
細口試薬瓶
Test tubes containing liquid
Close up of test tubes
実験イメージ
Pipetting
音叉
光学顕微鏡
Test tube rack with test tubes
Healthcare And Medicine,Glassware,Laboratory Glassware,Utensil,,Test TubeHealthcare And Medicine,Test Tube
Biochemical research
Potassium dichromate
Test tubes in rack
Close-up of blood samples in test tubes
Healthcare And Medicine,Glassware,Utensil,
乳鉢と乳棒
Sprig of mint in test tube
Beaded White Lotus in Vases
ビーカーと試験管
Illustration Technique, Measuring Beaker, Test Tube,
上皿天秤
Copper-silver metal displacement reaction
Blood sample tube
Flasks, test tubes and mortar on shelf against white background
Flasks, test tubes and mortar on shelf
De-colourised bromine water
Ethanal and Brady's reagent
Copper (II) chloride solution
Cobalt chloride test for water
Positive cobalt chloride test for water
実験
Healthcare And Medicine,Glassware,Utensil,Test Tube,Test Tube Rack
Euro currency in a test tube
Blood Samples in Test Tubes
Test tube of bromine water
Laboratory equipment
Test tubes holding dried flowers
Science lab
Fehling's solution reduction
Close-up of a person's hand holding a test tube
Empty test tubes in a holder
スポイトと試験管
Volumetric flask
Pipette and test tubes
蛇管冷却器