Over 73.5 lakh samples have been tested for COVID-19 till June 23, of which 2.15 lakh were examined on Tuesday, the highest in a day since the beginning of the pandemic, ICMR officials said.

The apex health research body on Tuesday validated the 1,000th testing laboratory, ramping up the capacity for detection of COVID-19 in the country. Currently, three lakh samples can be tested per day, an official said. "A cumulative total of 73,52,911 samples have been tested up to June 23, with 2,15,195 samples being tested on Tuesday," the ICMR said.