Copper oxide nanoparticles are toxic to humans at what concentration?

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How to calculate the molar proportions of the oxides from the XRF analyses?

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Mohamed Gadallah

Copper oxide nanoparticles are highly toxic: a comparison between metal oxide nanoparticles and carbon nanotubes.

Article Copper Oxide Nanoparticles Are Highly Toxic: A Comparison be...

Please see the following link about

Amin Shavandi

Acute toxicity

LD50 Oral - Rat - > 2,500 mg/kg

LD50 Dermal - Rat - > 2,000 mg/kg

Please see the full data sheet attached

Sarbast Mamnd

Cell death resulting from exposure to copper nanoparticles is concentration- and size-dependent.

Mohammad Mahbubul Hassan

You can see the World Health Organization guidelines for the allowable cocnentration of copper in the drinking water.

Ruchir Priyadarshi

Thanks to all for valuable suggestions!