BS EN 1008:2002
混凝土的混合水.水取样、试验和评定其适用性的规范,包括在混凝土加工过程中作为混凝土用混合水的回收的水
Mixing water for concrete - Specification for sampling, testing and assessing the suitability of water, including water recovered from processes in the concrete industry, as mixing water for concrete