ASTM 151H
range : 0.995-1.038
unit : Sp.Gr.
div. : 0.001
accuracy : ±0.001
calibration temp. : 68/68 °F
surface tension : 55 mN/m
length mm : 280
in individual plastic box
Soil hydrometer
NIST Traceable.
Medium surface tension (55mN/m) .
Reading below meniscus.
On request, can be supplied with ""EU"" Traceable Calibration Certificate or ""EO"" Official Calibration Certificate
