Copper(II) nitrate trihydrate 99,9+% extra pure

What is Copper Nitrate?

Copper(II) nitrate is an inorganic substance with the formula Cu(NO3)2 is a salt of divalent copper and nitric acid. It is a blue crystalline solid.

Application

Copper(II) nitrate is used to obtain pure copper(II) oxide, copper-containing catalysts, as a fungicide and mordant for fabric dyeing.

In combination with acetic anhydride, it is used in organic synthesis as a reagent for the nitration of aromatic compounds (the so-called Mencke conditions).

Copper(II) nitrate is used as an ink for cans, to color copper black and to bluish iron.

Toxicity

Copper(II) nitrate is a moderately toxic substance - LD50 for rats orally 950 mg/kg (trihydrate).

Causes irritation in contact with skin and mucous membranes, in contact with eyes - severe irritation with risk of corneal clouding.

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Technical data

Empirical formula Cu(NO3)2 3 H2O
Molar mass (M) 241.60 g/mol
Density (D) 2.05
Melting point (mp) approx. 114°C
Solubility 1378 g/l (H2O, 20 °C)
ADR 5.1 II • WGK 3
CAS No.[10031-43-3]
EC-No. 221-838-5 • UN No. 1477

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Hazard statements

H272 May intensify fire; oxidizing
H302 Harmful if swallowed
H315 Causes skin irritation
H319 Causes serious eye irritation
H410 Very toxic to aquatic life with long lasting effects

Precautions - prevention

P220 Keep / Store away from combustible materials.
P273 Avoid release to the environment.
P280 Wear protective gloves / eye protection.

Precautions - response

P302 + P352 IF ON SKIN: Wash with plenty of water.
P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for a long period of time
amount of minutes; remove contact lenses, if possible; keep rinsing.