Hydrometers, Twaddle Available in two lengths with single degree subdivisions. Adjusted for use at 15.6 C. For medium surface tension liquids. Length 160mm Twaddle No5 Range 102
Hydrometers, Twaddle Available in two lengths with single degree subdivisions. Adjusted for use at 15.6 C. For medium surface tension liquids. Length 160mm Twaddle No5 Range 102