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Merck

213330

Sigma-Aldrich

氯化铵

ACS reagent, ≥99.5%

别名:

卤砂

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About This Item

线性分子式:
NH4Cl
CAS号:
分子量:
53.49
Beilstein:
4371014
EC號碼:
MDL號碼:
分類程式碼代碼:
12352300
eCl@ss:
38050207
PubChem物質ID:
NACRES:
NA.21

等級

ACS reagent

品質等級

agency

suitable for SM 5210

蒸汽密度

1.9 (vs air)

蒸汽壓力

1 mmHg ( 160.4 °C)

化驗

≥99.5%

形狀

powder, crystals or chunks

雜質

≤0.005% insolubles

燃燒殘留物

≤0.01%

pH值

4.5-5.5 (25 °C, 5%)

mp

340 °C (subl.) (lit.)

負離子痕跡

phosphate (PO43-): ≤2 ppm
sulfate (SO42-): ≤0.002%

正離子痕跡

Ca: ≤0.001%
Fe: ≤2 ppm
Mg: ≤5 ppm
heavy metals: ≤5 ppm (by ICP)

SMILES 字串

N.Cl

InChI

1S/ClH.H3N/h1H;1H3

InChI 密鑰

NLXLAEXVIDQMFP-UHFFFAOYSA-N

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一般說明

氯化铵 (NH4Cl) 晶体属于立方晶系统。它可以通过 HCl 与氨水溶液反应合成。NH4Cl 是在苏打溶剂法生产过程中形成的副产物。

應用

氯化铵 (NH 4 Cl) 已被用作各种研究中使用的红细胞 (RBC) 裂解缓冲液的组分之一。 可作为催化剂用于制备 3,4-二氢嘧啶-2-(1 H )-酮。
无机铵离子 (NH4+) 能有效催化羰基化合物的羟醛缩合反应。在三甲胺盐酸盐 (TMA·HCl) 制备过程中作为氮源。

象形圖

Exclamation mark

訊號詞

Warning

危險聲明

危險分類

Acute Tox. 4 Oral - Eye Irrit. 2

儲存類別代碼

13 - Non Combustible Solids

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable


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