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 No6 Range 138 – 170
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 No6 Range 138 – 170