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A toxic, white powder that is prepared by heating Aniline with Sulfuric acid. A 1% solution of aniline sulfate can be used as a reagent for the detection of mechanical pulp paper. Lignin containing fibers, such as groundwood or jute, give a positive yellow color reaction. Cotton, Linen, and Hemp turn the solution brown. A pink color is a positive reaction for the presence of Esparto grass (Roberts and Etherington 1982).
Synonyms and Related Terms
aniline sulphate (Br.)
Toxic by inhalation, ingestion and skin contact. Very toxic to aquatic organisms. Light sensitive. Hygroscopic. Combustible.
Fisher Scientific: MSDS
Physical and Chemical Properties
Soluble in water.
|Molecular Weight||mol. wt. = 284.33|
Resources and Citations
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 11687
- Matt Roberts, Don Etherington, Bookbinding and the Conservation of Books: a Dictionary of Descriptive Terminology, U.S. Government Printing Office, Washington DC, 1982
- Book and Paper Group, Paper Conservation Catalog, AIC, 1984, 1989
- Aldrich Chemical Catalog