title: Fixation of microscopic fresh-water green algae by 31 per cent OsO4 in CCl4 in an unbuffered, two-phase fixative system.
mesh_terms: D002251:Carbon Tetrachloride; D000460:Chlorophyta / Q000166:cytology*; D006652:Histological Techniques; D007202:Indicators and Reagents; D008854:Microscopy, Electron; D009992:Osmium; D010087:Oxides
chemical_list: D007202:Indicators and Reagents; D010087:Oxides; D009992:Osmium; D002251:Carbon Tetrachloride