National
Test House
Block - CP, Sector - V
Salt Lake City
Kolkata - 700 091
Tel. No.: +91 33 23673870(D.G)
: +91 33 23673870(D.D.A)
Fax No. : +91 33 23673868,69
E-mail : dgnth-wb@nic.in
The Director,NTH(ER)
Block - CP, Sector - V
Salt Lake City
Kolkata - 700 091
Tel No:+91 33 2367 3871(Dir)
Tele Fax:+91 33 2367 3871
Board No:+91 33 2367 3429/30/31
E-mail : nthsal-wb@nic.in