BS 756-1952
迪安-斯达克试验仪器规范
Specification for Dean and Stark apparatus
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- 适用范围
- Condensers and graduated receivers for determination of water content by the Dean and Stark method of distillation with an immiscible liquid. Five sizes of ordinary type of receiver for light liquids (e.g. petroleum spirit, toluole), two sizes of a modified type for heavier liquids (e.g. trichloroethylene, perchlorethylene). Some sizes are provided with stopcocks and alternative connections (ground glass joints or corks) to the distillation vessel; the condenser connection is standardized as a B19 joint.