Betekenis van:
formalin

formalin
Zelfstandig naamwoord
  • formaline, formol
  • a 10% solution of formaldehyde in water; used as a disinfectant or to preserve biological specimens

Synoniemen

Hyperoniemen


Voorbeeldzinnen

  1. Formalin-fixed suspensions of R. solanacearum biovar 2 (strain NCPPB 4156 = PD 2762 = CFBP 3857) at 106 cells per ml as positive controls for serological tests.
  2. The biological activity can be stopped by autoclaving (121 °C; 20 min.) the test water or by adding a toxicant (e.g. sodium azide (NaN3) at 10-20 g/l, mercuric chloride (HgCl2) at 100 mg/l or formalin at 100 mg/l) or by gamma irradiation.
  3. The biological activity can be stopped by autoclaving (121 °C; 20 min.) the test water or by adding a toxicant (e.g. sodium azide (NaN3) at 10-20 g/l, mercuric chloride (HgCl2) at 100 mg/l or formalin at 100 mg/l) or by gamma irradiation. If HgCl2 is used, it should be disposed of as toxic waste.
  4. sterile control; one or two flasks containing sterilised test water for examining possible abiotic degradation or other non-biological removal of the test substance (symbolised FS). The biological activity can be stopped by autoclaving (121 °C; 20 min.) the test water or by adding a toxicant (e.g. sodium azide (NaN3) at 10-20 g/l, mercuric chloride (HgCl2) at 100 mg/l or formalin at 100 mg/l) or by gamma irradiation.