| 摘要 |
The invention relates to a buoyancy liquid for a Galilean thermometer, comprising at least a dipropylene glycol mono(C<SUB>1-6</SUB>-alkyl) ether, preferably at least a dipropylene glycol mono(C<SUB>1-6</SUB>-alkyl) ether of the following general formula (wherein R is a C<SUB>1-6</SUB>-alkyl group): as well as to a Galilean thermometer comprising said buoyancy liquid, and to a method of preparing a Galilean thermometer including the use of this buoyancy liquid.
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