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467731

Sigma-Aldrich

Ammonium bromide

≥99.99% trace metals basis

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About This Item

Linear Formula:
NH4Br
CAS Number:
12124-97-9
Molecular Weight:
97.94
EC Number:
235-183-8
MDL number:
MFCD00011419
UNSPSC Code:
12352302
PubChem Substance ID:
24870435
NACRES:
NA.23

vapor pressure

1 mmHg ( 198.3 °C)

Assay

≥99.99% trace metals basis

form

powder and chunks

impurities

≤0.005% insolubles
<100 ppm total metallic impurities

ign. residue

≤0.01%

pH

4.5-6.0

bp

396 °C/1 atm (lit.)

mp

452 °C (lit.)

solubility

acetone: soluble(lit.)
diethyl ether: slightly soluble(lit.)
ethanol: soluble(lit.)

density

2.43 g/mL at 25 °C (lit.)

anion traces

bromate (BrO3-): ≤0.002%
chloride (Cl-): ≤0.2%
iodide (I-): ≤0.005%
sulfate (SO42-): ≤0.005%

cation traces

Ba: ≤0.002%
Fe: ≤5 ppm
heavy metals: ≤5 ppm

SMILES string

N.Br[H]

InChI

1S/BrH.H3N/h1H;1H3

InChI key

SWLVFNYSXGMGBS-UHFFFAOYSA-N

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Pictograms

Health hazardExclamation mark
GHS08,GHS07

Signal Word

Danger

Hazard Classifications

Eye Irrit. 2 - Lact. - Repr. 1B - STOT RE 1 - STOT SE 3

Target Organs

Central nervous system, Nervous system

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
15605BH
00612PQ

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Fredrik Hallberg et al.
Journal of magnetic resonance (San Diego, Calif. : 1997), 192(1), 69-77 (2008-02-22)
Although simple as a concept, electrophoretic NMR (eNMR) has so far failed to find wider application. Problems encountered are mainly due to disturbing and partly irreproducible convection-like bulk flow effects from both electro-osmosis and thermal convection. Additionally, bubble formation at
Erhong Duan et al.
Journal of hazardous materials, 194, 48-52 (2011-08-27)
The solubility of SO(2) in a binary mixture of water and caprolactam tetrabutyl ammonium bromide ionic liquid (CPL-TBAB IL) was investigated. Though the ionic liquid and water were fully miscible, a phase separation occurred when SO(2) was introduced into the
Catalytic synthesis of nonracemic azaproline derivatives by cyclization of β-alkynyl hydrazines under kinetic resolution conditions.
Pradip Maity et al.
Angewandte Chemie (International ed. in English), 50(36), 8338-8341 (2011-07-19)
Emilia Fisicaro et al.
The journal of physical chemistry. B, 109(5), 1744-1749 (2006-07-21)
The apparent and partial molar enthalpies, apparent molar volumes, and adiabatic compressibilities at 298 K of the aqueous solutions of the cationic gemini surfactants propanediyl-alpha,omega-bis(octyldimethylammonium bromide) (8-3-8) and propanediyl-alpha,omega-bis(dodecyldimethylammonium bromide) (12-3-12) have been measured as a function of concentration. The
Dong Xie et al.
Dental materials : official publication of the Academy of Dental Materials, 27(5), 487-496 (2011-03-11)
The objective of this study was to use the newly synthesized poly(quaternary ammonium salt) (PQAS)-containing polyacid to formulate the light-curable glass-ionomer cements and study the effect of the PQAS on the compressive strength and antibacterial activity of the formed cements.
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