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Parts per thousand = Per mille = ‰ = ppk = ppt

Created by Arthur Aslanyan (Nafta College), last modified on Jan 26, 2022

Quantity unit measure:

1 ‰ = 0.1 % = 1 ppk = 1 ppt = 0.001 frac = 1,000 ppm

See also

Natural Science

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