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ASTM-thermometer
ASTM-thermometer 52 C, -10+5°C:0,1°C, Hg Precision thermometers, stem form ASTM 52 C Butadiene Boiling Point Range, Capillaries form: yellow enamelled round Hg filling range: -10+5°C in 0.1°C Immersion length: total Total length: 157 mm suitable for official certification
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