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Merck
CN

1.05341

Devarda′s alloy

for analysis EMSURE®

Synonym(s):

Devarda′s alloy

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About This Item

CAS Number:
8049-11-4
UNSPSC Code:
12352402
NACRES:
NA.21
MDL number:
MFCD00198176
Form:
powder

Key Documents

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SMILES string

[Zn].[Cu].[Al]

InChI

1S/Al.Cu.Zn

InChI key

MUBKMWFYVHYZAI-UHFFFAOYSA-N

product line

EMSURE®

form

powder

bp

906 °C/1013 hPa

mp

490-560 °C

density

5.79 g/cm3 at 20 °C

bulk density

2080 kg/m3

cation traces

N: ≤0.001%

storage temp.

2-30°C

Quality Level

300

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General description

Devarda′s alloy is an alloy of aluminium (44% – 46%), copper (49% – 51%), and zinc (4% – 6%). It is used as a reducing agent for the analysis of nitrite and nitrates. Devarda′s alloy EMSURE® grade product) is optimized for regulated analyses and highly demanding lab applications. This reagent is ideal for demanding analytical procedures that need low detection limits and maximum sensitivity.

Features and Benefits

  • Streamlined lab work    
  • Time and cost savings     
  • Superior comparability of results      
  • Certainty during product use      
  • Accuracy regarding impurities      
  • Confidence in analysis and production

Analysis Note

Total nitrogen (N): ≤ 0.001 %

Other Notes

Replaces: DX0125-2; DX0125

Legal Information

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

pictograms

FlameEnvironment
GHS02,GHS09

signalword

Danger

Hazard Classifications

Aquatic Chronic 2 - Flam. Sol. 1

Storage Class

4.1B - Flammable solid hazardous materials

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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