Difference between revisions of "Indigo"
From London's Ghost Acres
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“A blue pigment prepared from various species of Indigofera.” (381) | “A blue pigment prepared from various species of Indigofera.” (381) | ||
| − | ===Preparations of | + | ===Preparations of Indigo === |
''' Solution of Sulphate of Indigo ''' (test solution) (390) | ''' Solution of Sulphate of Indigo ''' (test solution) (390) | ||
* indigo, dry and in fine powder (5 grains), sulphuric acid (10 fl oz) | * indigo, dry and in fine powder (5 grains), sulphuric acid (10 fl oz) | ||
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|has_commodity_id=558 | |has_commodity_id=558 | ||
}} | }} | ||
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Revision as of 14:39, 12 May 2016
A dye, used to create black Morocco leather (Yeats 1878, 297).
https://archive.org/details/aeu3853.0001.001.umich.edu
Contents
British Pharmacopoeia 1867
Indigo
“A blue pigment prepared from various species of Indigofera.” (381)
Preparations of Indigo
Solution of Sulphate of Indigo (test solution) (390)
- indigo, dry and in fine powder (5 grains), sulphuric acid (10 fl oz)
Imported from
- India
- Central America
- Prussia
- Germany
- Channel Islands
- Gibraltar
- Spain
- Portugal
- Ireland
- Denmark
- Norway
- France
- British East Indies
- Honduras
- Holland
- United States
- New Granada
- Philippine Islands
- Egypt
- Mexico
- Belize
- Ecuador
- Austrian Territories
- Ceylon
- Straits Settlements