Narp International
Capital Market (1st Floor), Barasat, Po - Barasat.
Kolkata- 700124, West Bengal (India)
Gupta Scientific Industries
No. 82, Main Road West New Barrackpore
Kolkata- 700131, West Bengal (India)
Scientific Instrument Products, Kolkata
No. 19/ D/ H/19, Goabagan Street, Beadon Street, Chittaranjan Avenue
Kolkata- 700006, West Bengal (India)
Zenith Glasswares And Instruments Corporation
38/5, Bagbazar Street
Kolkata- 700003, West Bengal (India)
Soni Brothers
16, Ram Mohan Mullic Lane Manihari Putty) Near Old China Bazaar Street, Brabourne Road
Kolkata- 700007, West Bengal (India)