The Narcotic Cell of Kolkata Police seized 100 gm of heroin and arrested a person from the Narkeldanga area of the city on Tuesday, a senior police officer said.
Sleuths of the Narcotic Cell of Kolkata Police's Detective Department conducted a raid at a premise in Maniktala area this afternoon and arrested one person after seizing from him a polythene bag containing 100 gm of heroin, the officer said.
The arrested person, who hails from Ghutiari Sharif in South 24 Parganas district, is part of a big drug racket operating in the state, he said.
"We have started a probe. It seems that he was trying to sell the drugs to people who were about to come to meet him this evening," the officer said.
A case was started at Maniktala Police Station against the accused, who has been booked under relevant sections of the Narcotic Drugs and Psychotropic Substances Act, 1985, the officer added.