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一、感观指标。《生活饮用水卫生标准》和《瓶装饮用纯净水》均要求无异臭、异味,不得检出肉眼可见物,两标准对色度的要求分别是≤15和≤5,对浑浊度的要求分别是≤3和≤1。 二、理化指标,它主要反映饮用水是否受到重金属和有机物污染。 1、铅、砷:是饮料食品中常规检验的两种有害元素指标。《生活饮用水卫生标准》和《瓶装饮用纯净水卫生标准》分别规定铅和砷的含量不得超过0.05mg/L和0.01mg/
First, the perception of indicators. “Drinking water health standards” and “bottled purified water” are required to be no smell, smell, may not detect the naked eye can be detected, the two standards of color is ≤ 15 and ≤ 5 requirements, respectively, the turbidity requirements Is ≤3 and ≤1. Second, physical and chemical indicators, which mainly reflect whether drinking water contaminated by heavy metals and organic matter. 1, lead, arsenic: drink foods are routine tests of two harmful elements indicators. “Sanitary Standard for Drinking Water” and “Sanitary Standard for Drinking Pure Water” stipulate that the lead and arsenic contents shall not exceed 0.05mg / L and 0.01mg /