This article does not cite any sources. Please help by adding citations to reliable sources. Unsourced material may be challenged and removed. Find sources: – ···scholar·JSTOR(February 2018) (Learn how and when to remove this template message)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references
Chemical compound
p-Cresidinesulfonic acid (4-amino-5-methoxy-2-methylbenzenesulfonic acid) is used to make specialty dyes for food products. It is a synthetic organic chemical that the United States imports from China, India, and Japan.