Cadmium sulfate

• Cadmium sulfate
• Sulphate of cadmium

Colorless solid

Fixed

• 4.69 g · cm -3
• 3.09 g · cm -3 ( hydrate)

1000 ° C.

Well in water ( 772 g · l-1 at 20 ° C)

Risk

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Cadmium sulfate is a chemical compound selected from the group of sulfates.

Occurrence

Cadmium sulfate occurs naturally as the tetrahydrate in the form of rare minerals Drobecit and Voudourisit.

Production and representation

Cadmium sulfate can be obtained by reaction of cadmium oxide with sulfuric acid.

Properties

Cadmium sulfate decomposes above 827 ° C.

Use

Cadmium sulfate is used as a reagent for the detection of resorcinol, arsenic sulfides, and fumaric acid, or the precipitation of hydrogen sulphide (formation of cadmium sulfide ), and as the electrolyte used in the galvanic elements ( for example, Weston normal element ) and the electrodeposition of cadmium.

Safety

How many cadmium compounds is classified as carcinogenic category 1 or mutagen category 3A cadmium sulfate. There is a danger of skin absorption.