写真素材の検索結果

Loudspeaker and microphone

Universal indicator

Reading a burette

Reading a burette

Reading a burette

Recrystallised rock salt

Copper (II) chloride solution

De-colourised bromine water

Reading a burette of permanganate

Reading a burette of permanganate

Reading a burette of permanganate

Phenolphthalein a single indicator

Soil settling out of water

Electroscope

Electrometer

Copper-silver metal displacement reaction

Phenolphthalein a single indicator

Methyl orange in acid

Methyl orange in acid

Phenolphthalein a single indicator

Ethanal and Brady's reagent

Formation of Lead (II) iodide

Formation of Lead (II) iodide

Formation of Lead (II) iodide

Formation of Lead (II) iodide

Starch content of leaves

4個のシャーレ

Ultrasound detector

Iron salts in solid and liquid forms

Bromine

Lead

Water

Aluminium powder

Simple circuit with motor

4個のシャーレ

大豆の入ったアルコールランプ

大豆の入ったアルコールランプ

大豆の入ったメスシリンダー

試験管

フラスコ

Starch content of leaves

Osmosis experiment

Iron (II) hydroxide precipitation

Iron (III) hydroxide precipitation

Grinding natural rock salt

Filtering rock salt solution

複数の試験管

複数の試験管

Ethanal and Brady's reagent

Cobalt chloride test for water

Positive cobalt chloride test for water

The cobalt chloride test for water

Dipping magnet in iron filings

Iron (III) chloride solution

Potassium chromate and silver nitrate

Titrating a reactant from a burette

Transferring a reactant into a flask

Bromine water test for alkenes

Potassium dichromate

ビーカー

U字磁石

三角フラスコ

ビーカー

平底フラスコ

Using a 'makeshift' calorimeter

Potassium permanganate titration

Ethanal and Brady's reagent

Formation of Lead (II) iodide

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Measuring jug and bulb pipette

Making a reactant solution

Digital colorimeter

Digital colorimeter with cuvettes

Digital colorimeter with cuvettes

Digital colorimeters with cuvettes

Ammonia test

Phenolphthalein at pH9.3

Methyl orange in alkali

Copper II sulfate

Sulfur

フラスコ

液体を試験管に入れる

Investigating the speed of sound.

Test tube of bromine water

Copper sulphate dissolving in water

Cobalt (II) chloride solution

Precipitates of transition metal salts

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

試験管

Close up of test tubes

試験管とスポイト

試験管とスポイト

実験イメージ

Illustration Technique, Measuring Beaker, Test Tube,

理科の実験イメージ

理科の実験イメージ

理科の実験イメージ

理科の実験イメージ

理科の実験イメージ

Litmus pH indicator in acid and basic

Healthcare And Medicine,Glassware,Utensil,Test Tube,Beaker,Measuring Beaker

Healthcare And Medicine,Glassware,Laboratory Glassware,Utensil,,Test TubeHealthcare And Medicine,Test Tube

Healthcare And Medicine,Glassware,Laboratory Glassware,Utensil,,Test Tube

スポイトとメスフラスコ

Variable resistance box

Rheostat

Rheostat

Hydrometer

Potassium permanganate titration

Methyl orange

Iodine clock reaction

Wave interference

Methyl orange in alkali

Iodine clock reaction

Copper sulphate solutions

ガラス器具

ビーカーとスポイト

ビーカーとインク

三角フラスコとスポイト

スポイト

試験管とスポイト

試験管とビーカー

試験管

Magnesium burning in air

フラスコ

試験管

試験管

試験管

試験管

シャーレとスポイト

実験イメージ

実験イメージ

実験イメージ

実験イメージ

実験イメージ

三角フラスコとインク

ビーカーとインク

ビーカーとインク

スポイトとメスフラスコ

実験イメージ

Test tubes in a holder

Electronic diode

Zero-centre ammeter

Horseshoe magnet attracting metal screws

Healthcare And Medicine,Glassware,Laboratory Glassware,Utensil,

試験管

Battery and steel wool

スポイトとメスフラスコ

試験管とスポイト

広口試薬瓶

広口試薬瓶

Test for chlorine

Copper (II) oxide reacting with sulphuric acid

Types of resistor

Flasks, test tubes and mortar on shelf against white background

Flasks, test tubes and mortar on shelf

Close up of pipette in test tube

Close up of pipette in test tube

実験器具

試験管とスポイト

シャーレとスポイト

試験管とスポイト

試験管とスポイト

シャーレとスポイト

Chemistry, conceptual image

Science beakers

Iodine and thiosulfate ions titration

Laboratory equipment

Producing gas

Soap in glass beaker on laboratory tripod

Test tubes

Chemistry glass-ware

Hand lens

Evaporites of hard and distilled water

Wave diffraction

Weighing an apple

小さな芽の入った試験管

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Iron (II) chloride solution

Magnesium ribbon in ethanoic acid

Rates of reaction experiment

Magnesium ribbon in ethanoic acid

Magnesium ribbon in ethanoic acid

Magnesium ribbon in ethanoic acid

Magnetic attraction

Immiscible liquids

Using a 'makeshift' calorimeter

Simple light bulb circuit

Simple light bulb circuit

Conductivity of a glass rod

Conductivity of a metal spoon

Optics of camera with no lens

Magnetic repulsion