Hydrometers, Twaddle Available in two lengths with single degree subdivisions. Adjusted for use at 15.6 C. For medium surface tension liquids. Length 300mm Twaddle No1 Range 0
Hydrometers, Twaddle Available in two lengths with single degree subdivisions. Adjusted for use at 15.6 C. For medium surface tension liquids. Length 300mm Twaddle No1 Range 0