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1.17395

Ammonium sulfate

Name: Ammonium sulfate
Brand: MM

granular for Analysis EMSURE^® ACS, reag. ISO, Reag. Ph Eur

Synonym(s):

(NH4)2SO4, Ammonium sulphate, Diammonium sulfate, Mascagnite, Sulfuric Acid Ammonium Salt, Ammonium sulfate granulated

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About This Item

Linear Formula:

(NH₄)₂SO₄

CAS Number:

7783-20-2

Molecular Weight:

132.14

UNSPSC Code:

12352301

NACRES:

NA.21

MDL number:

MFCD00003391

Assay:

≥99.5% (alkalimetric)

Grade:

ACS reagent

Form:

granular

Solubility:

767 g/L at 25 °C

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Properties

grade

ACS reagent

Quality Segment

300

agency

ACS reagent, reag. ISO, reag. Ph. Eur.

description

Granulated Salts

product line

EMSURE^®

assay

≥99.5% (alkalimetric)

form

granular

impurities

≤0.001% Insoluble matter, ≤0.005% Residue on ignition (as sulfate)

loss

≤0.1% loss on drying (105 °C)

pH

5 (25 °C, 5.0 - 6.0 in water)

mp

>280 °C ( Decomposition), >280 °C (dec.) (lit.)

solubility

767 g/L at 25 °C

density

1.77 g/mL at 25 °C (lit.)

bulk density

(1,77 g/cm3 at 25 °C)

anion traces

chloride (Cl^-): ≤0.0003%, nitrate (NO₃^-): ≤0.001%, phosphate (PO₄^3-): ≤0.0005%

cation traces

Al³⁺: ≤0.000075%, As: ≤ 0.00002%, Ca: ≤ 0.001%, Cd: ≤0.0001%, Cr: ≤0.000075%, Cu: ≤0.0002%, Fe: ≤0.0002%, Mg: ≤0.0005%, Pb: ≤0.0002%, Zn: ≤ 0.0001%, heavy metals: ≤ 0.0005% (ACS), heavy metals (as Pb): ≤0.0005%

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

Ammonium sulfate granulated for analysis EMSURE® is a high-purity reagent designed for both qualitative and quantitative analytical applications. Certified with the designation "ACS, Reag. Ph Eur," it is an ideal choice for pharmacopoeia analysis, ensuring compliance with stringent quality standards. Our extensive quality control specifications guarantee international acceptance, providing laboratories across various industries with confidence in their analytical results.

Available in a convenient granulated form, Ammonium sulfate granulated for analysis EMSURE® offers excellent flowability and minimizes dust generation, enhancing usability in the lab. Trust EMSURE® for reliable performance in your analytical processes.

Application

Qualitative and quantitative analytical applications including quality control, environmental analysis, method development and pharmaceutical QC.

Features and Benefits

Experience the advantages of EMSURE® Granulated Salts, specially designed for optimal handling and processing. Unlike powdered salts, our granulated formulation offers superior flow properties, ensuring consistency in your analytical applications. Our innovative dry granulation process keeps the salts free-flowing while preserving premium specifications, even during long-term storage

Key Benefits:

Exceptional Purity: Achieve reliable results with EMSURE® analytical grade salt

Chemical Stability: Ensure consistent outcomes with our stable formulation.

Enhanced Flowability: Enjoy easier handling, improved safety, and reduced waste during use

Dust-Free Handling: Benefit from a clean, dust-free experience that enhances safety and usability.

Unchanged Specifications: Rest assured that product specifications remain consistent and optimized for analytical applications.

More information: https://www.sigmaaldrich.com/emsure-granulated-salts

Legal Information

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

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Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c