Brayton N Lyimo was apprehended by the sleuths of the agency at the Indira Gandhi International (IGI) Airport yesterday night after he landed here from Mumbai.
"The man was intercepted at the airport as the agency was working on some intelligence inputs on the activities of international drug cartels.
They said the contraband was handed over to Lyimo by an African in Tanzania and he had to hand this over to a Nigerian living here, they said.
The Tanzanian man had come to India once earlier which was in January last year, officials said.
The estimated value of the seized consignment is about Rs 1 crore, they said.
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