Formalin

Manohar Parrikar bans fish imports in Goa till July end after formalin scare

The move comes after the Goa Food and Drugs Administration (FDA) had earlier confirmed the presence of the organic compound in fish imported from other states.

Traders in Goa protest crackdown on formalin-laced fish; Assam bans import of seafood after tests reveal presence of carcinogen

The Assam government on 10 July banned the import and sale of fish from other states to prevent use of formalin for a period of ten days following tests samples that showed the presence of the cancer-causing chemical.

21,600 kg of formalin-laced fish seized in Kerala under Operation Sagar Rani: All you need to know about the carcinogen

Formalin is a form of formaldehyde, which is classified as a carcinogenic to humans. It contains 37–40% formaldehyde, and is used in mortuaries and labs.