水总硬度

水总硬度

1

应用ICP-AES技术测定水总硬度的方法研究

Study on Determination Of Total Hardness Of Water With ICP-AES
2

研究结果表明，自来水与麦饭石矿泉水总硬度、矿化度及电导率均比其他水样要大，且麦饭石矿泉水中含有人体必需的微量元素Li、Sr、Ge、Se。

Trace elements such as Li , Sr , Ge and Se were found in the Medical Stone mineral water .
3

生活饮用水总硬度测量结果的不确定度评定

Evaluation of the uncertainty of measurement of total hardness of drinking water
4

对乙二胺四乙酸二钠滴定法测定生活饮用水总硬度的测量不确定度进行评定。

The uncertainty of measurement for the determination of total hardness of drinking water by EDTA titration method was evaluated .
5

天然水的总硬度的测定

Estimating Total Hardness in Natural Water
6

发酵用水为无菌水或深井水（总硬度≤0.5度）。果汁入罐后调整SO2为50～80mg/kg。

Water used for fermentation is aseptic water or deep-well water ( total hardness equal to or less than 0.5 ), SO2 regulated to 50 ~ 80 mg / kg after pot entry of fruit juice , and SO2 maintained during the whole aging period ;