Flask
1880-1950
Glass flask containing urine
1865-1877
Air-sampling flask used for observations of atmospheric carbon dioxide, 1980s
1980s
Copy of Pasteur's flask used in his experiments on spontaneous generation, France, 1888-1927
1888-1927
Glass flask used by Louis Pasteur, France, 1860-1864
1860-1864
Air-sampling flask and base used for observations of atmospheric carbon dioxide, 1980s
1980s
500ml Volumetric flask with ground glass neck
round bottom flask
1915-1959
Flat bottomed florence flask
1910-1930
100ml Volumetric flask with ground glass neck
Warburg momometer flask made in Glassblowers Workshop
Claisen Distillation Flask
Flat Bottomed Flask Graduated to 200 cc, 1910-1915
1910-1915
500ml Pyrex Kjeldahl flask
1922-1975
Glass flask designed by Joseph Lister, United Kingdom, 1860-1880
1860-1880
Distillation flask with cork on side arm
Distillation flask claisen
William Marwood's powder flask, England, 1850-1880
1850-1880
Glass flask, Woulfe type
Ladenburg Fractional Distillation Flask
1920-1950
Shallow fermentation flask for early production of penicillin by Glaxo Labs
1945-1949
2L graduated conical flask with lip
1922-1975
Round bottom flask
1926-1956
Evacuating flask with Higgenson's syringe
1900-1980
Pyrex distillation flask claisen
1922-1975
Flat bottomed flask with stained fibrous material in neck
Spherical glass flask lacking neck
Earthenware flask with long neck
1580-1350 BCE
Glass ‘Florence’, flat bottom ‘Davisil’ 1-litre flask
1907-1912
Filter flask with side-arm
Beaker flask
1922-1975
Flask designed and used by Johan Kjeldahl, 1880-1900
1880-1900
Cylindrical alabastron or oil bottle
600-300 BCE
Flat bottomed flask.
1900-1930
Ladenburg fractional distillation flask
2 litre round bottom pyrex flask.
1922-1975
500ml round bottomed glass flask with narrow ground glass neck.
Flat bottomed pear shaped flask with long neck
Erlenmeyer conical flask
Flat bottomed flask with long neck
Volumetric flask
Earthenware flask with long neck
1580-1350 BCE
Glass flask
Erlenmeyer conical flask
Three-necked flask with wide middle neck and ground glass necks all parallel
Insulated flask in polyethylene (PE) and polyurethane (PU) plastics
Flat bottomed glass flask and glass extractor from the Soxhlet apparatus
1900-1923
Kjeldhal flask 300mL
Erlenmeyer narrow necked conical flask
Flat bottomed flask with stained fibrous material in neck
1919-1930