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無機化學試劑
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    氨水
詳細介紹

產品名稱:氨水            級別: AR/CP

執行標準:GB/T 631-2007

分子式:NH3

性狀:本試劑為氨的水溶液,無色透明具有刺鼻臭味,在空氣中吸收二氧化碳,密度約為0.90g/mL

危險特性:易分解放出氨氣, 溫度越高, 分解速度越快, 可形成爆炸性氣氛。

禁配物:酸類、鋁、銅


項  目

指 標

AR

CP

含量(NH3),W/%           

25~28

25~28

蒸發殘渣,W/%                ≤

0.002

0.004

氯化物(Cl),W/%            ≤

0.00005

0.0001

硫化物(S),W/%                ≤

0.00002

0.00005

硫酸鹽(SO4),W/%              ≤

0.0002

0.0005

碳酸鹽(以CO2計),W/%            ≤

0.001

0.002

磷酸鹽(PO4),W/%              ≤

0.0001

0.0002

鈉(Na),W/%                ≤

0.0005

--

鎂(Mg),W/%                ≤

0.0001

0.0005

鉀(K),W/%                 ≤

0.0001

--

鈣(Ca),W/%                ≤

0.0001

0.0005

鐵(Fe),W/%                ≤

0.00002

0.00005

銅(Cu), W/%                  ≤

0.00001

0.00002

鉛(Pb), W/%                  ≤

0.00005

0.0001

還原高猛酸鉀物質(以O計)W/%≤

0.0008

0.0008

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