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单词 chrome alum
释义
chrome alum
(once / 337695 pages)
n

WORD FAMILY
chrome alum
USAGE EXAMPLES
For special purposes chromium fluoride, chrome alum, &c., are employed.
Various, Encyclopaedia Britannica, 11th Edit...(2010)
What is the difference between chrome alum and alum crystals.
Various, Harper's Round Table, August 13, 18...(2010)
Then write or draw upon it with an ink containing chrome alum, allow it to dry exposed to light, and immerse the plate in water.
Ford, J. Sawtelle, Paper and Printing Recipes—A Handy...(2010)
n a violet-colored salt used in hide tanning and as a mordant in dyeing
Hyper
mordant
a substance used to treat leather or other materials before dyeing; aids in dyeing process
salt
a compound formed by replacing hydrogen in an acid by a metal (or a radical that acts like a metal)
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更新时间:2025/1/24 8:48:39