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Merck

221228

Sigma-Aldrich

氢氧化铵 溶液

ACS reagent, 28.0-30.0% NH3 basis

别名:

氨水, 阿摩尼亚水

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About This Item

线性分子式:
NH4OH
CAS号:
分子量:
35.05
Beilstein:
3587154
MDL號碼:
分類程式碼代碼:
12352106
eCl@ss:
38060103
PubChem物質ID:
NACRES:
NA.21

等級

ACS reagent

品質等級

形狀

liquid

自燃溫度

1204 °F

expl. lim.

27 %

濃度

28.0-30.0% NH3

雜質

MnO4- reducers, passes test
≤0.002% CO2

燃燒殘留物

≤0.002%

pH值

11.7 (20 °C)

密度

0.9 g/mL at 25 °C (lit.)

負離子痕跡

chloride (Cl-): ≤0.5 ppm
nitrate (NO3-): ≤2 ppm
phosphate (PO43-): ≤2 ppm
sulfate (SO42-): ≤2 ppm

正離子痕跡

Fe: ≤0.2 ppm
heavy metals: ≤0.5 ppm (by ICP)

儲存溫度

2-8°C

SMILES 字串

[NH4+].[OH-]

InChI

1S/H3N.H2O/h1H3;1H2

InChI 密鑰

VHUUQVKOLVNVRT-UHFFFAOYSA-N

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一般說明

氢氧化铵是一种弱碱,主要用作制备尿素、碳酸铵和硫酸铵等其他铵化合物的来源。

應用

氢氧化铵溶液可用于:
  • 作为介质,用于通过改良型受控化学共沉淀法制备磁铁矿(Fe3O4)纳米颗粒。
  • 作为溶剂和试剂,用于在微波腔反应器中通过Hantzsch合成法来制备4-芳基和4-烷基-2,6-二甲基-1,4-二氢-3,5-吡啶二羧酸酯。

訊號詞

Danger

危險聲明

危險分類

Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Corr. 1 - STOT SE 3

標靶器官

Respiratory system

儲存類別代碼

8B - Non-combustible corrosive hazardous materials

水污染物質分類(WGK)

WGK 2

閃點(°F)

Not applicable

閃點(°C)

Not applicable


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实验方案

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