Poulten & Graf Boiling Stones
- Specially for preparative and analytical purposes.
- Suitable for biochemistry, biotechnology, microbiology and microanalysis. Can also be used in concentrated acids and bases, in all solvents and with all oxidising agents. For vacuum and high-vacuum distillation. Shorten the distillation time in rotary evaporators. No abrasion, does not absorb substances or solvents. Can be sterilised by heating to red-heat. Effective in very small amounts of liquids, even after repeated interruptions. Prevent bumping.
- Product is absolutely resistant.