Merck
All Photos(5)

A4418

Sigma-Aldrich

硫酸铵

for molecular biology, ≥99.0%

Synonym(s):
硫铵石
Linear Formula:
(NH4)2SO4
CAS Number:
Molecular Weight:
132.14
EC 号:
MDL编号:
eCl@ss:
38030408
PubChem化学物质编号:
NACRES:
NA.31

等级

for molecular biology

质量水平

200

测定

≥99.0%

形式

powder

杂质

≤0.005% Insolubles

pH值(酸碱度)

5.0-6 (25 °C, 132 g/L)

mp

>280 °C (dec.) (lit.)

溶解性

H2O: 0.667 g/mL

密度

1.77 g/mL at 25 °C (lit.)

痕量阴离子

chloride (Cl-): ≤5 ppm

痕量阳离子

Cu: ≤5 ppm
Fe: ≤5 ppm
Zn: ≤5 ppm
heavy metals (as Pb): ≤2 ppm

吸光度

≤0.025 at 280 at 1 M
≤0.03 at 260 at 1 M

异质活性

DNase, RNase, and protease, none detected

SMILES string

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

InChI

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

InChI key

BFNBIHQBYMNNAN-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Related Categories

一般描述

硫酸铵通常在农业中被用作一种氮肥。它在水溶液中会解离形成铵离子和硫酸根离子。

包装

100, 500 g in poly bottle
1 kg in poly bottle
5 kg in poly drum

应用

硫酸铵已用于用于蛋白的′蓝银′胶体考马斯染液的制备。[1]
硫酸铵可用于蛋白质的沉淀或分级,或用于抗体的纯化。它还可用于核酸和蛋白质的晶体学分析。

储存分类代码

13 - Non Combustible Solids

WGK

WGK 1

闪点(F)

Not applicable

闪点(C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service