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Merck
CN
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文件

1.01209

Supelco

硫酸铵

99.9999 Suprapur®

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别名:
硫铵石
线性分子式:
(NH4)2SO4
CAS号:
分子量:
132.14
MDL编号:
UNSPSC代码:
12352301
EC索引号:
231-984-1
NACRES:
NA.21

等级

for inorganic trace analysis

质量水平

蒸汽压

<1 Pa ( 25 °C)

检测方案

99.9999%

形式

solid

效能

2840 mg/kg LD50, oral (Rat)

pH值(酸碱度)

5 (100 g/L in H2O)

mp

>280 °C (dec.) (lit.)

溶解性

754-764 g/L

密度

1.77 g/mL at 25 °C (lit.)

堆积密度

850 kg/m3

储存温度

2-30°C

SMILES字符串

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

InChI

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

InChI key

BFNBIHQBYMNNAN-UHFFFAOYSA-N

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应用


  • Isolation and identification of milk-clotting proteases from Prinsepia utilis Royle and its application in cheese processing.: This study utilized ammonium sulfate for the isolation of milk-clotting proteases, which were then applied in cheese processing, enhancing the efficiency and quality of cheese production (Zhang et al., 2024).

  • Diffusion-driven fed-batch fermentation in perforated ring flasks.: The research used ammonium sulfate in fed-batch fermentation processes to enhance microbial growth and product yield, demonstrating its utility in optimizing industrial fermentation techniques (Lüchtrath et al., 2024).

  • Ammonium Sulfate to Modulate Crystallization for High-Performance Rigid and Flexible Perovskite Solar Cells.: This research investigates the role of ammonium sulfate in modulating the crystallization process of perovskite solar cells, significantly improving their performance and stability (Zou et al., 2024).

  • Effectiveness of three nitrification inhibitors on mitigating trace gas emissions from different soil textures under surface and subsurface drip irrigation.: The study utilized ammonium sulfate in combination with nitrification inhibitors to reduce trace gas emissions in agricultural settings, highlighting its environmental benefits (Ribeiro et al., 2024).

分析说明

Purity (metallic): ≥ 99.9999 %
Assay (acidimetric): ≥ 99.5 %
Chloride (Cl): ≤ 3 ppm
Nitrate (NO₃): ≤ 10 ppm
Phosphate (PO₄): ≤ 5 ppm
Ag (Silver): ≤ 0.010 ppm
Al (Aluminium): ≤ 0.050 ppm
Ba (Barium): ≤ 0.050 ppm
Be (Beryllium): ≤ 0.010 ppm
Bi (Bismuth): ≤ 0.050 ppm
Ca (Calcium): ≤ 0.100 ppm
Cd (Cadmium): ≤ 0.005 ppm
Co (Cobalt): ≤ 0.005 ppm
Cr (Chromium): ≤ 0.010 ppm
Cu (Copper): ≤ 0.005 ppm
Fe (Iron): ≤ 0.050 ppm
Ga (Gallium): ≤ 0.050 ppm
In (Indium): ≤ 0.050 ppm
K (Potassium): ≤ 0.100 ppm
Li (Lithium): ≤ 0.050 ppm
Mg (Magnesium): ≤ 0.010 ppm
Mn (Manganese): ≤ 0.010 ppm
Na (Sodium): ≤ 0.100 ppm
Ni (Nickel): ≤ 0.010 ppm
Pb (Lead): ≤ 0.005 ppm
Sr (Strontium): ≤ 0.010 ppm
Tl (Thallium): ≤ 0.005 ppm
Zn (Zinc): ≤ 0.010 ppm

法律信息

SUPRAPUR is a registered trademark of Merck KGaA, Darmstadt, Germany

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable


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