Yields accurate kinematic viscosity data quickly and easily using the Alphabetical Comparison Method (upward speed of a trapped air bubble)
- Conforms to ASTM D 1131, D 1545 and D 1725
- Standard tubes easily identified by large letters
- Quick and easy cleaning
Viscosity of the liquid sealed in each standard is permanently stable. Corked samples may be reserved for future reference and re-measurement of viscosity.
9735J19 and J23 are triple-checked for ID. 9735J21 is economy grade. 9735J23 has an extra mark for 73 mm path length.