摘要
介绍了测定工业用水、排放水、原油及其馏分中钙镁含量的测定仪的研制，包括设计原理、结构、性能指标和应用情况。应用结果表明，该仪器具有测定准确、快速、操作方便、易于携带等优点。
The principle, structure, analytical features and application of a new portable colorimeter for determination of calcium and magnesium in industry water, waste water, crude oil and its fractions are discussed. The analytical results show that the instrument provides the advantages of simple operation, better accuracy and reproducibility.
