| 摘要 |
Temperature control chimney has a hollow cylindrical housing, which is immersible in a liquid of a bath tub, having means for positioning in the tub, and top and bottom openings in the housing useful for permitting uniform liquid current flow. Preferably, it has means for holding at least one sample within the housing. The invention can be used to improve sample preparation, for an illustrative example, in sensitive viscosity testing.
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