cochineal
Turkey
Recipe Details
Ingredients
cochineal, alum, soapwort, distilled water
Preparation Steps
Preparation of ink 16: 0.4 g soapwort was ground and boiled in 50 mL distilled water; 6.0 g cochineal was ground to powder and added to the boiling water; finally 0.25 g alum was added. The pH of the final solution was 3.91 (p. 39).
Original Recipe Text
Preparation of ink 16: 0.4 g soapwort was ground and boiled in 50 mL distilled water; 6.0 g cochineal was ground to powder and added to the boiling water; finally 0.25 g alum was added. The pH of the final solution was 3.91 (p. 39).
Evidence
"One red ink (ink 16) was prepared according to the historical recipe (Nefeszade, 1938) composed of cochineal, alum and soapwort (which is a kind of plant) was analyzed."
Remarks
The soapwort used is identified as a plant belonging to the Caryophyllaceae family (p. 39, footnote 3). The quantities were reduced to 1/8th of the original recipe's proportions for laboratory analysis.
Scientific Analysis
Analytical Techniques
digital pH meter 890
Certainty Level
Confirmed
Instrumentally Verified
Verified
Metadata
Material Type
ink
Paper Typepurified cotton linters cellulose sheets, (Whatman filter papers No.1)
ColorRed
RegionTurkey
Source Information
AI Suggestions
Find similar recipes based on ingredients and preparation methods.