Eight Tanzanian nationals have beenbooked by Pune police for violation of home quarantine norms, an official said on Sunday.They had come to India on March 5 and reached Pune on March 11, he said."They had tested negative for coronavirus at Naidu Hospital but were advised home quarantine as a precautionary measure. However, they were found loitering in the city. We have booked them under IPC, Epidemic Diseases Act and Foreigners Act," the official said.