Gallnuts or Galls
Persia
Recipe Details
Preparation Steps
The text identifies gallnuts as the primary source for extracting tannic acid (tannin) for ink production (p. 210).
Original Recipe Text
The text identifies gallnuts as the primary source for extracting tannic acid (tannin) for ink production (p. 210).
Evidence
"Excrescence of plant tissue induced by gall wasps; used in the extraction of tannic acid (Tannin)"
Remarks
The sample consists of 20 pieces with a total weight of 50 g (Inventory No. K 3.60).
Scientific Analysis
Chemical CompositionTannic acid
Analytical Techniques
Weight measurement
Physical count
Certainty Level
Confirmed
Instrumentally Verified
Verified
Metadata
Material Type
ink
ColorBrown
RegionPersia
Source Information
TitleMINERALS AND FOSSILS
AuthorAnonymous
CollectionExcrescence of plant tissue induced by gall wasps
Language
N/A
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