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Merck
CN

431311

乙酸铵

≥99.99% trace metals basis

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关于此项目

线性分子式:
CH3CO2NH4
化学文摘社编号:
分子量:
77.08
NACRES:
NA.21
PubChem Substance ID:
eCl@ss:
39021908
UNSPSC Code:
12352300
EC Number:
211-162-9
MDL number:
Beilstein/REAXYS Number:
4186741
Assay:
≥99.99% trace metals basis
Form:
solid
Solubility:
water: soluble 1,480 g/L at 4 °C
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产品名称

乙酸铵, ≥99.99% trace metals basis

InChI key

USFZMSVCRYTOJT-UHFFFAOYSA-N

InChI

1S/C2H4O2.H3N/c1-2(3)4;/h1H3,(H,3,4);1H3

SMILES string

N.CC(O)=O

agency

suitable for ASTM® 7969
suitable for ASTM® 7979
suitable for DIN 38407-43
suitable for EPA 1634
suitable for EPA 534
suitable for EPA 538.1
suitable for EPA 8328
suitable for EPA ACB B21-03
suitable for EPA ACB B23-05b
suitable for GB 31604.35-2016
suitable for GB 5009.253-2016
suitable for ISO 21675 2019
suitable for ISO 25101
suitable for ISO/CEN 15968-2011

reg. compliance

suitable for FDA C-010.02

vapor pressure

<0.001 hPa

description

for inorganic trace analysis

assay

≥99.99% trace metals basis

form

solid

impurities

≤0.005% insolubles
<100 ppm total metallic impurities

pH

6.7-7.3 (25 °C, 5% in water)
6.7-7.3

mp

110-112 °C (dec.) (lit.)

solubility

water: soluble 1,480 g/L at 4 °C

anion traces

chloride (Cl-): ≤5 ppm
nitrate (NO3-): ≤0.001%
sulfate (SO42-): ≤0.001%

cation traces

Fe: ≤5 ppm
heavy metals: ≤5 ppm

Quality Level

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Application

乙酸铵可用作HPLC分析的流动相组分。
它可用于合成:
  • 菲咯啉衍生物,用作防腐剂。
  • 高度取代咪唑。
  • 2,4-二芳基多氢喹啉衍生物。

General description

乙酸铵(NH4C2H3O2)是水溶性的吸湿性铵盐。它是环保型材料且价格低廉, 可通过用冰醋酸与氨或碳酸铵反应来制备。它常被用于染料工业以及用作肉类防腐剂。它可用于制备溶胶-凝胶甲醛传感器,以检测空气样品中的甲醛。乙酸铵的中子能量增益谱已被记录,其中包含原子运动的数据。据报道,在无溶剂和微波条件下,可从亚硫酸氢盐加成产物和二乙酸酯再生醛。
符合ACS试剂规定。

Legal Information

ASTM is a registered trademark of American Society for Testing and Materials

存储类别

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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