For each pound of logwood, dissolve an ounce of blue vitriol in lukewarm water sufficient to wet the goods.
For Blue wash, put four pounds of blue vitriol into an iron or brass pot, with a pound of the best whiting, and a gallon of water.
A single grain of sulphate of copper, or blue vitriol, will communicate a fine azure tint to five gallons of water.
If fungous granulations appear, they must be removed by touching them with nitrate of silver or blue vitriol.
And I daily writhed in the agony of alternate washes of blue vitriol and corrosive p317 sublimate.
While Pliny gives prominence to blue vitriol, his solution for colouring leather must have been the iron sulphate.
Put a few crystals of copper sulphate (blue vitriol) in the tumbler under the copper, to keep the copper solution saturated.
If he couldnt get along any other way, he could fill his pockets with brimstone matches, and his boots full of blue vitriol.
I examined the substance taken from the banana, and found that it was blue vitriol and corrosive sublimate.
Put in that fifty pounds of blue vitriol and fill with water, throwing a little straw over the top.
|blue vitriol |
A blue, crystalline compound of copper sulfate. Blue vitriol is soluble in water, and is a very important industrial salt of copper. It is used in insecticides and germicides, in electrolytes for batteries, and in electroplating baths. Chemical formula: CuSO4·5H2O.