DIGITAL TDS METER – GUPTA BRAND 5000LT15 Posted on March 3, 2017September 21, 2021 by admin 3 1/2 Digit LED display with facility for tempreature compensation and dogital cell constant adjustment with TDS cell & other accessories (Table model).
PORTABLE TDS METER – GUPTA BRAND 5000LT19 Posted on March 3, 2017September 21, 2021 by admin 3 1/2 digit LCD Display .Battery operted.