Restriction(s) |
Not to be used in applications that may lead to exposure of the end user's lungs by inhalation; Only nanomaterials having the following characteristics are allowed: Purity > 97 %, with the following impurity profile: Ash content ≤ 0.15 %, total sulphur ≤ 0.65 %, total PAH ≤ 500 ppb and benzo(a)pyrene ≤ 5 ppb, dibenz(a,h)anthracene ≤ 5 ppb, total As ≤ 3 ppm, total Pb ≤ 10 ppm, and total Hg ≤ 1 ppm; Primary particle size ≥ 20 nm
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