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Department Library Remove constraint Department: Library Subject Chemical apparatus Remove constraint Subject: Chemical apparatus Subject Scientific apparatus and instruments Remove constraint Subject: Scientific apparatus and instruments

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    • Part of Preis-Verzeichnis über Apparate und Gerätschaften für alle Laboratoriums-Arbeiten im Gebiet der Biochemie [Price-List on Apparatuses and Equipment for All Laboratory Work in the Fields of Biochemistry]
    • 1913

    Two vacuum distillation apparatuses with various components, including distillation flasks, thermometers, heating baths, vacuum tubes, as well as stands and clamps.

    Vacuum distillation is a method of distilling at…

    • Part of Preis-Verzeichnis über Apparate und Gerätschaften für alle Laboratoriums-Arbeiten im Gebiet der Biochemie [Price-List on Apparatuses and Equipment for All Laboratory Work in the Fields of Biochemistry]
    • 1913

    B 2040. Differential tensimeter.
    B 2041. Storage rack with circular section for tensimeter.
    B 2052. Stirring device, mechanically operated by clockwork.
    B 2057. Reading device for thermometer.
    B 2060. Complete apparatus…

    • Part of Preis-Verzeichnis über Apparate und Gerätschaften für alle Laboratoriums-Arbeiten im Gebiet der Biochemie [Price-List on Apparatuses and Equipment for All Laboratory Work in the Fields of Biochemistry]
    • 1913

    B 4919. Water sampling apparatus, with bottles and tube for chemical, gas, and bacteriological analysis.
    B 4921. For removing river or seawater.
    B 4922. Flow-through water sampler suitable for all depths.
    B 4923. Winch…

    • Part of Preis-Verzeichnis über Apparate und Gerätschaften für alle Laboratoriums-Arbeiten im Gebiet der Biochemie [Price-List on Apparatuses and Equipment for All Laboratory Work in the Fields of Biochemistry]
    • 1913

    Ernst Leitz Wetzlar electric heating microscope stage warmers.

    • Part of Preis-Verzeichnis über Apparate und Gerätschaften für alle Laboratoriums-Arbeiten im Gebiet der Biochemie [Price-List on Apparatuses and Equipment for All Laboratory Work in the Fields of Biochemistry]
    • 1913

    Microtomes are used for cutting tissues into extremely thin sections, for preparation of samples in microscopy.

    B 5255. Sledge microtome for anatomical and bacteriological work.
    B 5261. Microtome with crank for all…

    • Part of Preis-Verzeichnis über Apparate und Gerätschaften für alle Laboratoriums-Arbeiten im Gebiet der Biochemie [Price-List on Apparatuses and Equipment for All Laboratory Work in the Fields of Biochemistry]
    • 1913

    Microtomes are used for cutting tissues into extremely thin sections, for preparation of samples in microscopy.

    • Part of Preis-Verzeichnis über Apparate und Gerätschaften für alle Laboratoriums-Arbeiten im Gebiet der Biochemie [Price-List on Apparatuses and Equipment for All Laboratory Work in the Fields of Biochemistry]
    • 1913

    Microscope with achromatic objectives and Huygens eyepieces. Assembled with the "No. 2b" stand, for medium microscopes with lighting unit.

    • Part of Preis-Verzeichnis über Apparate und Gerätschaften für alle Laboratoriums-Arbeiten im Gebiet der Biochemie [Price-List on Apparatuses and Equipment for All Laboratory Work in the Fields of Biochemistry]
    • 1913

    Microscope with achromatic objectives. Assembled with the "No. 1" stand, for large microscopes.

    • Part of Preis-Verzeichnis über Apparate und Gerätschaften für alle Laboratoriums-Arbeiten im Gebiet der Biochemie [Price-List on Apparatuses and Equipment for All Laboratory Work in the Fields of Biochemistry]
    • 1913

    Oil immersion microscopes with various components and of different sizes.

    • Part of Preis-Verzeichnis über Apparate und Gerätschaften für alle Laboratoriums-Arbeiten im Gebiet der Biochemie [Price-List on Apparatuses and Equipment for All Laboratory Work in the Fields of Biochemistry]
    • 1913

    Two microscopes with choices of various components for complete assembly.

    B 5095. Sufficient for most bacteriological, histological, botanical, and zoological investigations.
    B 5099. For bacteriological work (equipment…

    • Part of Preis-Verzeichnis über Apparate und Gerätschaften für alle Laboratoriums-Arbeiten im Gebiet der Biochemie [Price-List on Apparatuses and Equipment for All Laboratory Work in the Fields of Biochemistry]
    • 1913
    • Part of Preis-Verzeichnis über Apparate und Gerätschaften für alle Laboratoriums-Arbeiten im Gebiet der Biochemie [Price-List on Apparatuses and Equipment for All Laboratory Work in the Fields of Biochemistry]
    • 1913

    Polarimeters are used to measure the angle of rotation of a beam of light passing through an optically active substance.

    • Part of Preis-Verzeichnis über Apparate und Gerätschaften für alle Laboratoriums-Arbeiten im Gebiet der Biochemie [Price-List on Apparatuses and Equipment for All Laboratory Work in the Fields of Biochemistry]
    • 1913

    B 2282. Electrometer for radioactive measurements.
    B 2285. Fontactoscope, an electroscope for measuring the radioactivity of water and gases.
    B 2300. Electrometer with internal amber insulation.

    • Part of Preis-Verzeichnis über Apparate und Gerätschaften für alle Laboratoriums-Arbeiten im Gebiet der Biochemie [Price-List on Apparatuses and Equipment for All Laboratory Work in the Fields of Biochemistry]
    • 1913

    B 2106. Precision apparatus for determining freezing point depression.
    B 2107. For determining freezing point depression for clinical purposes.
    B 2108. For determining freezing point depression for very small…

    • Part of Preis-Verzeichnis über Apparate und Gerätschaften für alle Laboratoriums-Arbeiten im Gebiet der Biochemie [Price-List on Apparatuses and Equipment for All Laboratory Work in the Fields of Biochemistry]
    • 1913

    B 185. Combination water distillation unit with drying cabinet and sand bath for gas heating.

    Also pictured are evaporating flask and dishes made of glass and metal.

    • Part of Preis-Verzeichnis über Apparate und Gerätschaften für alle Laboratoriums-Arbeiten im Gebiet der Biochemie [Price-List on Apparatuses and Equipment for All Laboratory Work in the Fields of Biochemistry]
    • 1913

    Portable universal respiration apparatus, according to specifications from Professor Francis Gano Benedict.

    • Part of Preis-Verzeichnis über Apparate und Gerätschaften für alle Laboratoriums-Arbeiten im Gebiet der Biochemie [Price-List on Apparatuses and Equipment for All Laboratory Work in the Fields of Biochemistry]
    • 1913

    B 181. Automatic, for gas heating, coal or wood firing.
    B 183. Fully automatic, with copper interior and steam heating.

    • Part of Illustrated Catalogue of Scientific Apparatus, Chemical Glassware and Laboratory Supplies
    • 1910s – circa

    Glass bulbs when filled with a potassium hydroxide solution are used for the absorption of carbon dioxide in chemical analysis. Types of potash bulbs depicted here include: Geissler's, Geissler-Wetzel's, Alvergnat's,…

    • Part of Illustrated Catalogue of Scientific Apparatus, Chemical Glassware and Laboratory Supplies
    • 1910s – circa

    Image 5594: "Apparatus for the simultaneous electrolytical decomposition of water, hydrochloric acid and ammonia."

    • Part of Illustrated Catalogue of Scientific Apparatus, Chemical Glassware and Laboratory Supplies
    • 1910s – circa

    Various apparatus and pipettes for absorption and determination of gases.

    5273. For estimation of methane, with platinum spiral.
    5274. For determination of oxygen by the exact method.
    5280. Palladium Tube.
    5282.…

    • Part of Illustrated Catalogue of Scientific Apparatus, Chemical Glassware and Laboratory Supplies
    • 1910s – circa

    4235. Battery, so-called "Crowfoot".
    4237. Battery, Leclanche.
    4238. Battery, Dipping.
    4240. Battery, Type "S" Cell.

    • Part of Illustrated Catalogue of Scientific Apparatus, Chemical Glassware and Laboratory Supplies
    • 1910s – circa

    4591. Burner, "Vulcan Stove".
    4599. Burner, Bunsen, with attachment for holding flasks.