blue vitriol


Also found in: Dictionary, Thesaurus, Medical, Wikipedia.
Related to blue vitriol: borax, Epsom salt

blue vitriol,

the pentahydrate of cupric sulfatecupric sulfate
or copper (II) sulfate,
chemical compound, CuSO4, taking the form of white rhombohedral crystals or amorphous powder. It decomposes at 650°C; to cupric oxide (CuO).
..... Click the link for more information.
.
The Columbia Electronic Encyclopedia™ Copyright © 2013, Columbia University Press. Licensed from Columbia University Press. All rights reserved. www.cc.columbia.edu/cu/cup/

blue vitriol

[′blü ′vit·rē‚ȯl]
(materials)
A hydrous solution of copper sulfate that is applied to the surface of a metal for layout purposes.
(mineralogy)
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.