lead chromate

American  

[led] / lɛd /

noun

Chemistry.

1. a yellow crystalline compound, PbCrO 4 , toxic, insoluble in water: used as an industrial paint pigment.

---

lead chromate British  

/ lɛd /

noun

1. chem a yellow solid used as a pigment, as in chrome yellow. Formula: PbCrO 4

---

Etymology

Origin of lead chromate

First recorded in 1900–05

Example Sentences

Especially notorious is lead chromate mixed in with cinnamon to achieve a bright colour or bulk out the powders.

From BBC • Feb. 9, 2026

The lead-to-chromium ratio found in the factory is consistent with lead chromate, a compound that has been previously reported as a contaminant in certain spices, officials said.

From Seattle Times • Jan. 5, 2024

Jenna Forsyth knew nothing about the practice of adding lead chromate to turmeric in 2014, when she started her Ph.D. in environment and resources at Stanford University.

From Salon • Aug. 2, 2023

That sludge was believed to be lead chromate, a suspected human carcinogen.

From Washington Times • Dec. 28, 2019

"Acagine," a mixture of bleaching powder with fifteen per cent of lead chromate.

From Oxy-Acetylene Welding and Cutting Electric, Forge and Thermit Welding together with related methods and materials used in metal working and the oxygen process for removal of carbon by Manly, Harold P. (Harold Phillips)