This test paper allows the quick and easy detection of Copper(I) and Copper(II) ions.

• Colour change: Yellow-white to pink-purple

It used for the detection of copper and copper salts on surfaces and in ash, for the detection of pores in metallic coatings on copper containing materials, in criminal trace investigations (bullets), and for the detection of copper-containing pesticides on fruit and vegetables. The test paper is specific for copper.

Limit of sensitivity:
0,05 μg on surfaces
3 to 5 mg/L Cu in solutions