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Merck

204501

Sigma-Aldrich

硫酸铵

99.999% trace metals basis

别名:

硫铵石

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About This Item

线性分子式:
(NH4)2SO4
CAS号:
分子量:
132.14
EC號碼:
MDL號碼:
分類程式碼代碼:
12352302
eCl@ss:
38030408
PubChem物質ID:
NACRES:
NA.23

化驗

99.999% trace metals basis

形狀

crystals and lumps

技術

HPLC: suitable

雜質

≤15.0 ppm Trace Metal Analysis

pH值

5.0-6 (25 °C, 132 g/L)

mp

>280 °C (dec.) (lit.)

溶解度

acetone: insoluble(lit.)
ethanol: insoluble(lit.)

密度

1.77 g/mL at 25 °C (lit.)

SMILES 字串

N.N.OS(O)(=O)=O

InChI

1S/2H3N.H2O4S/c;;1-5(2,3)4/h2*1H3;(H2,1,2,3,4)

InChI 密鑰

BFNBIHQBYMNNAN-UHFFFAOYSA-N

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一般說明

硫酸铵是一种腐蚀性较小的硫酸化剂,用于合成高效的生物柴油酸性催化剂。

它还用于用于增强钙钛矿太阳能电池的稳定性。硫酸盐的掺入减少了钙钛矿/ETL 界面的化学降解。不溶于丙酮、醇和乙醚。

應用

硫酸铵可用于:
  • 作为结构导向剂(SDA),制备用于高性能储能器件的六方WO3纳米棒薄膜。加入(NH4)2SO4可防止晶体团聚。
  • 作为水性铵双离子电池和MnO2/碳超级电容器的电解质。
  • 作为发泡剂制备超级电容器的多孔碳结构。这些多孔材料电容高,长期稳定。
  • 增强钙钛矿太阳能电池的稳定性。 硫酸盐的掺入最大限度地减少了钙钛矿/ETL界面的化学降解。

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

Eyeshields, Gloves, type N95 (US)


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