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Merck

1.04905

Potassium bromide

greener alternative

for analysis (max. 0,000001% Hg) EMSURE® ACS,Reag. Ph Eur

Synonyme(s) :

Potassium bromide, Hydrobromic Acid Potassium Salt

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About This Item

Formule empirique (notation de Hill) :
BrK
Numéro CAS:
Poids moléculaire :
119.00
UNSPSC Code:
12352302
EC Index Number:
231-830-3
NACRES:
NA.21
MDL number:
assay:
≥99.5% (silver nitrate titration)
99.5-100.5% dry basis (silver nitrate titration)
grade:
ACS reagent
form:
solid
solubility:
650 g/L

Nom du produit

Potassium bromide, for analysis (max. 0,000001% Hg) EMSURE® ACS,Reag. Ph Eur

SMILES string

[K+].[Br-]

InChI

1S/BrH.K/h1H;/q;+1/p-1

InChI key

IOLCXVTUBQKXJR-UHFFFAOYSA-M

grade

ACS reagent

agency

reag. Ph. Eur.

vapor pressure

1.3 hPa ( 795 °C)

product line

EMSURE®

assay

≥99.5% (silver nitrate titration)
99.5-100.5% dry basis (silver nitrate titration)

form

solid

potency

>2000 mg/kg LD50, oral (Rat)

Quality Level

greener alternative product characteristics

Catalysis
Learn more about the Principles of Green Chemistry.

sustainability

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impurities

≤0.005% Insoluble matter

loss

≤0.5% loss on drying, 105°C

pH

5.5-8.5 (20 °C, 50 g/L in H2O)

bp

1435 °C/1013 hPa

mp

730 °C

solubility

650 g/L

density

2.75 g/cm3 at 20 °C

bulk density

900‑1000 kg/m3

anion traces

bromate (BrO3-): ≤0.001%
bromate (BrO3-): passes test
chloride (Cl-): ≤0.1%
iodate (IO3-): ≤0.001%
iodide (I-): ≤0.001%passes test
sulfate (SO42-): ≤0.005%

cation traces

Ba: ≤0.002%
Ca: ≤0.001%
Fe: ≤0.0005%
Hg: ≤0.000001%
Mg: ≤0.001%
Mg: ≤0.02% (alkaline-earth metals (as Ca))
Na: ≤0.02%
heavy metals (as Pb): ≤0.0005%

greener alternative category

storage temp.

2-30°C

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Analysis Note

Assay (argentometric): ≥ 99.5 %
Assay (argentometric; calculated on dried substance): 99.5 - 100.5 %
Identity: passes test
Appearance of solution: passes test
Insoluble matter: ≤ 0.005 %
Acidity or alkalinity: passes test
pH-value (5 %; water): 5.0 - 8.0
Bromate(BrO₃): passes test
Bromate (BrO₃): ≤ 0.001 %
Chloride (Cl): ≤ 0.1 %
Iodate: ≤ 0.001 %
Iodide (I):
passes test
: ≤ 0.001 %
Sulfate (SO₄): ≤ 0.005 %
Heavy metals (as Pb): ≤ 0.0005 %
Ba (Barium): ≤ 0.002 %
Ca (Calcium): ≤ 0.001 %
Fe (Iron): ≤ 0.0005 %
Hg (Mercury): ≤ 0.000001 %
Mg (Magnesium): ≤ 0.001 %
Na (Sodium): ≤ 0.02 %
Magnesium and alkaline-earth metals (as Ca): ≤ 0.02 %
Loss on Drying (105°C): ≤ 0.5 %

Application

  • Transition of Psychotropic Drugs in Japanese Pharmacopoeia.: Discusses the evolution of the standards and test methods for Potassium Bromide, comparing Japanese Pharmacopoeia to USP and BP (Yanagisawa K, 2015).
  • False hyperchloraemia in a dog due to potassium bromide.: Investigates an analytical chemistry error caused by potassium bromide in a veterinary context (Peacock RE et al., 2013).
  • Standard and real patient kidney stone library using FTIR spectroscopy.: Utilizes potassium bromide in the development of a standard library for kidney stones using Fourier transform-infrared spectroscopy (Mulready KJ et al., 2012).
  • Quantitative determination of solids by infrared spectroscopy.: Explores the use of potassium bromide disk technique for quantitative analysis in infrared spectroscopy (Jensen JB, 1958).
  • Research on quantitative determination of solids.: Continues the discussion on the quantitative determination using the potassium bromide disk technique in infrared spectroscopy (Jensen JB, 1958).

Other Notes

Replaces: PX1380; PX1380-1

Legal Information

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

Features and Benefits

We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product is an environmentally benign and has been enhanced for catalytic efficiency. Click here for more information.

pictograms

Exclamation mark

signalword

Warning

hcodes

Hazard Classifications

Eye Irrit. 2

Classe de stockage

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


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