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单词 quercitron
例句 quercitron
Under the deep-furrowed, brown surface bark is a yellow layer, rich in tannin, and a dyestuff called quercitron. Trees Worth Knowing 2011-10-13T02:00:48.357Z
The American quercitron bark gives us also a useful additional yellow dye. Arts and Crafts Essays by Members of the Arts and Crafts Exhibition Society 2011-05-30T02:00:17.247Z
A very minute proportion of quercetin, a principle yielded by quercitron bark, has been obtained from catechu. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 5 "Cat" to "Celt"
Brown.—Prepare a bath with 20 lb. cutch, 2 lb. copper sulphate, 4 lb. quercitron extract. The Dyeing of Cotton Fabrics A Practical Handbook for the Dyer and Student
Similarly the dyer proceeds to dye black upon a deep blue basis of indigo, with the ruddy colour of madder and the yellow of quercitron, &c. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists
Then of wood colours we have further: quercitron, Persian berries, fustic and the tannins or tannic acids, comprising extracts, barks, fruits, and gallnuts, with also leaves and twigs, as with sumac. The Chemistry of Hat Manufacturing Lectures Delivered Before the Hat Manufacturers' Association
But with larger proportions of logwood the color obtained was a fine bluish-black, and with the addition of a small proportion of fustic or quercitron bark to the logwood a jet black was readily produced. Scientific American Supplement, No. 711, August 17, 1889
The bark of the black oak, Quercus tinctoria and its varieties, natives of North America, are used by dyers under the name of quercitron. The Commercial Products of the Vegetable Kingdom Considered in Their Various Uses to Man and in Their Relation to the Arts and Manufactures; Forming a Practical Treatise & Handbook of Reference for the Colonist, Manufacturer, Merchant, and Consumer, on the Cultivation, Preparation for Shipment, and Commercial Value, &c. of the Various Substances Obtained From Trees and Plants, Entering into the Husbandry of Tropical and Sub-tropical Regions, &c.
Dark Brown Olive.—Prepare the dye-bath with 12 lb. cutch, 2 lb. bluestone, 2½ lb. alum, 10 lb. quercitron extract, 2 lb. indigo carmine 4 lb. turmeric, ¼ lb. The Dyeing of Cotton Fabrics A Practical Handbook for the Dyer and Student
About the time of the Revolution the town became a well-known station for the export of quercitron bark, and all the while the clacking mills were busy along the uneasy rapids of the Brandywine. Lippincott's Magazine of Popular Literature and Science Volume 11, No. 25, April, 1873
It is unaffected—weld, Persian berries or quercitron. Forty Centuries of Ink or, a chronological narrative concerning ink and its backgrounds, introducing incidental observations and deductions, parallels of time and color phenomena, bibliography, chemistry, poetical effusions, citations, anecdotes and curiosa together with some evidence respecting the evanescent character of most inks of to-day and an epitome of chemico-legal ink.
As a rule they are iron rust, picric acid, turmeric, fustic, weld, Persian berries or quercitron. Forty Centuries of Ink or, a chronological narrative concerning ink and its backgrounds, introducing incidental observations and deductions, parallels of time and color phenomena, bibliography, chemistry, poetical effusions, citations, anecdotes and curiosa together with some evidence respecting the evanescent character of most inks of to-day and an epitome of chemico-legal ink.
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