写真素材の検索結果

Bases

Sodium hydroxide

Sodium hydroxide

Sodium hydroxide

Copper (II) oxide

Petal colour change in basic solution

Cabbage as pH indicator

Copper (II) oxide (CuO) on a watch glass

Copper (II) oxide and sulphuric acid

Bottle and pellets of sodium hydroxide

Hydroxide precipitates

Hydroxide precipitates

Sodium reacting with water

Biuret reagent test for protein.

Copper oxide

Copper (II) oxide

Sodium hydroxide added to iron II sulfate

Copper sulphate precipitate

Nickel hydroxide precipitate

Sodium hydroxide with hazard pictogram

Sodium hydroxide pellets on watch glass

Strong alkalis in laboratory bottles

Copper oxides

Copper oxide and sulphuric acid

Copper oxide powder

Copper II oxide on a watch glass.

Copper II oxide with hazard pictograms

Limestone industry products

Copper (II) chloride solution

Solutions of transition metals

Acids react with alkalis producing a salt

Testing pH

Household products containing alkalis

GHSCC hazard labels

Sink unblocker chemical crystals

Sink unblocker chemical crystals

Precipitates of transition metals

Copper carbonate being heated

Equipment used in a titration.

Benedict's test for sugar.

Testing pH

Testing pH

Cobalt hydroxide precipitate

Iron (II) chloride solution

Litmus paper test

Acids and alkalis

Iron (II) hydroxide precipitation

Copper oxide crystals, SEM

Copper oxide crystals, SEM

Copper oxide crystals, SEM

Calcium carbonate label

Sodium Hydroxide pearl photographed 1:1

Flos-ferris Aragonite

Metal hydroxides

Carbon dioxide bubbling through limewater

Glowing limestone chip

Fibrous mass of Brucite

Benedict's solution in a dropping bottle

Cuprite crystals

Haloalkane test

Haloalkane test

Haloalkane test

Haloalkane test

Haloalkane test

Precipitates of transition metal salts

Haloalkane test

Calcium

Brass analysis

Alkali dissolving polyester

Smelting copper from copper oxide.

Smelting copper from copper oxide.

Carbon dioxide test

Carbon dioxide test

Detecting an alkali

Copper oxides

Iron (III) hydroxide precipitation

Sageleaf willow (Salix candida)

Aragonite

calcite veining in limestone

Aragonite crystals

Test for carbon dioxide

Planktonic foraminiferan

Calcareous soil

Aragonite crystals

Apophyllite on calcite

Apophyllite on calcite

Water softening pellets, micrograph

Pseudomorphic crystal growth

Septarian nodule

Aragonite crystals

Lithographic limestone

Limestone

Yellow limestone

Eggshell reacting with hydrochloric acid

Calcite crystals

Chalk outcrop

Aluminium chloride and calcium carbonate

Limescale, SEM

Limescale, SEM

Activated lithium fluoride powder

Ammonium hydroxide in bottle

Haloalkane test

Soap boiling house

Two copper oxide reactions

Common glasswort (Salicorna europaea)

Otoliths, SEM

Otoliths, SEM

Otoliths, SEM

Copper sulphate formation

Lazulite in groundmass of quartz

Positive test for carbon dioxide

Test for carbon dioxide

Silver mirror test

Silver mirror test with Tollens' reagent

Silver mirror test

Silver mirror test

Hazard labels on oven and grill cleaner

Iron precipitation.

Iron III hydroxide precipitate

Reduction of copper

Malachite

Brochantite

Calcium carbonate

Calcium carbonate

Quartz encrusted calcite crystals

Septarian nodule

Grey limestone and iron oxide

Calcite crystals

Calcium reacting with water

Container of the food additive E172

石灰華　二股温泉

石灰華　二股温泉

Copper II oxide photographed at 1:

Limescale, SEM

Limescale, SEM

Limescale, SEM

Aragonite crystals with sulphur

Graphite on calcite crystals

Container of the food additive E500

Polished limestone

Marble

Calcite globules

Decrotive Paesina stone

Sample of calcite

Pisolitic calcium carbonate

Mountain avens (Dryas integrifolia ssp. integrifolia)

Calcite crystals

Calcite crystals

Calcite crystals

Coral calcite crystals

Chalk cliffs, south-east England

Brazilianite crystals in calcite

Magnetite and calcite

Aragonite crystals

Aragonite crystals

Flos-ferri aragonite

Cut and polished septarian nodule

Pisolite

Crystalline calcite

Pink calcite crystals

Zinc ore under ultraviolet light

Zinc ore

Calcite in mudstone

Calcite crystals

Calcite

Calcite

Chalk cliffs, Cyprus

Zincite in fraklinite

Calcium carbonate precipitation

Macrophotograph of crystals of calcite

Calcite crystal group

Calcite crystals

Aragonite

Skalenoedric calcite crystals

Scalenohedral calcite crystals

Limestone platform

Limestone platform

Limestone platform

Tufa

Fossil algae

Calcareous mudstone

Sample of limestone

Sample of chalk

Calcareous phytoplankton, SEM

Aragonite crystals

Aragonite (Sprudelstein)

Coral skeleton

Coral limestone

Sample of limestone

Sample of chalk

Shell of a land snail

Professor Stephen Mann, British chemist

Radiocarbon dating gas reaction tubes

Crenulation cleavage in calcite

Sample of chalk

Sample of limestone

Oolitic limestone, light micrograph

Oolitic limestone, light micrograph

Sponge spicules, SEM

White sea urchin, polarised microscopy