Copper sulfate hydrate 99% [7758-99-8] Copper sulfate is used as a fungicide. Used for preserving wood, detecting water in alcohol (anhydrous reacts with water and tintes the solution blue). It is a major component of both acidic electrolytic copper plating baths and electrolytic copper anode baths, and is often used by amateur chemists to “grow” crystals.
Content 99.0 – 101.0%
Water insoluble substances max. 0.005%
Chlorides (Cl) max. 0.0005%
Total nitrogen (N) max. 0.004%
Nickel (Ni) max. 0.005%
Sodium, potassium, calcium (Na + K + Ca) max. 0.07%
Iron (Fe) max. 0.01%
Labels for hazardous chemicals and mixtures that are part of the Globally Harmonized System of Classification and Labeling of Chemicals (GHS). The pictograms recommended by GHS have the shape of a square set on the top. They should contain a black symbol on a white background with a red border.
Priority rules to be observed in connection with the labeling of a substance:
– the skull and crossbones, the exclamation mark pictogram should not be added.
– corrosivity, the pictogram exclamation mark should not be added if it concerns eye or skin irritation.
– health hazard determining respiratory sensitization, the exclamation mark pictogram should not be added if it concerns skin sensitization or irritation to eyes or skin.
Source: GHS pictograms