Ludwig Schneider - ASTM, ground- and precision thermometers
6242384 ASTM-thermometer 1 C, -20+ 150° C: 1° C, Hg Precision thermometers, stem form ASTM 1 C, BS 593 F 150C/ 76 Partial Immersion, capillary yellow enamelled round, Hg filling, range: -20+ 150° C in 1° C Immersion length: 76 mm, Total length: 317 mm suitable for official certification
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