Standard samples

National Bureau of Standards

Standard samples - , 1957







CSIR-Central Glass & Ceramic Research Institute
196, Raja S.C. Mullick Road
Kolkata – 700 032
West Bengal, India
Ph : +91 33 2473 3469/76/77/96 Fax : +91 33 24837340/41/42/43/44/45/46/49/50 (Extension)