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無機化學試劑
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    硫酸
詳細介紹

產品名稱:硫酸             級別:GR/AR/CP

執行標準:GB/T 625-2007

分子式:H2SO4

性狀:本試劑為無色透明液體,能與水或乙醇相混合,同時放出大量熱,暴露空氣中則迅速吸水,其密度為1.84 g/mL

危險特性:遇水大量放熱,可發生沸濺。與易燃物(如苯)和可燃物(如糖、纖維素等)接觸會發生劇烈反應,甚至引起燃燒。遇電石、高氯酸鹽、雷酸鹽、硝酸鹽、苦味酸鹽、金屬粉末等猛烈反應,發生爆炸或燃燒。有強烈的腐蝕性和吸水性。

禁配物:堿類、堿金屬、水、強還原劑、易燃或可燃物。


項  目

指 標

GR

AR

CP

含量(H2SO4),W/%           

95.0~98.0

95.0~98.0

95.0~98.0

色度/黑曾單位              ≤

10

10

15

灼燒殘渣(以硫酸鹽計)W/%  ≤

0.0005

0.001

0.005

氯化物(CL),W/%          ≤

0.00002

0.00003

0.00005

硝酸鹽(NO3),W/%            ≤

0.00002

0.00005

0.0005

銨鹽(NH4),W/%            ≤

0.0001

0.0002

0.001

鐵(Fe),W/%              ≤

0.00002

0.00005

0.0001

銅(Cu),W/%              ≤

0.00001

0.00001

0.0001

砷(As),W/%              ≤

0.000001

0.000003

0.000005

鉛(Pb),W/%              ≤

0.00001

0.00001

0.0001

還原高猛酸鉀物質(以SO2計)W/%  ≤

0.0002

0.0005

0.001

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