Bureau of Indian Standards
Address: Manak Bhavan, 9, Bahadur Shah Zafar Marg
New Delhi, DL 110002
Phone no.: 011 2323 9402
Website:https://www.bis.org.in/
Address: Manak Bhavan, 9, Bahadur Shah Zafar Marg
New Delhi, DL 110002
Phone no.: 011 2323 9402
Website:https://www.bis.org.in/