No-cost ampoules as test tube, burner, for distillation, electrolysis, as eudiometer .....

5-mL ampoules (Heparin)      Removing labels                       removing stoppers                re-labelling                         cleaning

vvvvb
  ....
light up ampoule burner   stop access of air: extinguish        look for liquid product          test for gaseous product       result in lime water
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back ............................................................................................................................last modification: 08.11.2005