2150-OP

Ammonium Sulfate

OmniPur^® Grade, >= 99.5%, Molecular biology grade.

• Synonym(s): Ammonium sulfate, Diammonium Sulfate, Sulfuric Acid Sodium Salt, Sulphuric Acid Sodium Salt, Mascagnite
• Linear Formula: (NH₄)₂SO₄
• CAS Number: 7783-20-2
• Molecular Weight: 132.14
• MDL number: MFCD00003391
• UNSPSC Code: 12352203
• NACRES: NA.28

Properties

• Quality Level: 100
• form: crystalline powder
• manufacturer/tradename: Calbiochem^®
• storage condition: OK to freeze
• color: white
• mp: >280 °C (dec.) (lit.)
• density: 1.77 g/mL at 25 °C (lit.)
• foreign activity: DNAse, none detected; Phosphatase, none detected; Protease, none detected; RNAse, none detected
• shipped in: ambient
• storage temp.: 10-30°C
• 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

Description

General description

Molecular biology grade.

Specifications:
A (260 nm, 0.1 M, water): ≤0.01AU
A (280 nm, 0.1 M, water): ≤0.01AU
Assay: ≥99.5%
DNase: None detected
Heavy metals (as Pb): ≤0.0002%
Phosphatase: None detected
Protease: None detected
RNase: None detected





Intended for laboratory and manufacturing use only. Not for drug, food, or household use.

Application

• Isolation and identification of milk-clotting proteases from Prinsepia utilis Royle and its application in cheese processing.: This research highlights the use of ammonium sulfate in precipitating specific enzymes during cheese production, optimizing the isolation of milk-clotting proteases which are crucial for improving cheese yield and quality (Zhang L et al., 2024).


• Diffusion-driven fed-batch fermentation in perforated ring flasks.: Demonstrates an innovative application of ammonium sulfate in fermentation processes, where it serves as a nitrogen source to sustain microbial growth and enhance biotechnological production efficiencies (Lüchtrath C et al., 2024).


• Extraction of Protein and Bioactive Compounds from Mediterranean Red Algae (Sphaerococcus coronopifolius and Gelidium spinosum) Using Various Innovative Pretreatment Strategies.: This study utilizes ammonium sulfate in a salting-out process to efficiently extract valuable proteins and bioactive compounds from red algae, contributing to advancements in nutritional supplements and pharmaceuticals (Dhaouafi J et al., 2024).

Legal Information

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

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

Safety Information

• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable