manganese sulphate
(US manganese sulfate)
noun
A sulphate of manganese, especially manganese (ii) sulphate (manganous sulphate), a pale pink crystalline solid, Mn(SO4), often obtained as the tetrahydrate and used as a fertilizer, a fungicide, and pigment in ceramics and textile dyeing.
Origin
Late 19th century; earliest use found in Matthew Muir (1848–1931).
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