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Merck
CN

1.09915

Selenium standard

1000 mg Se, (SeO2 in HNO3) Titrisol®

Synonym(s):

Selenium standard for aqueous matrices

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About This Item

NACRES:
NA.24
UNSPSC Code:
41116107
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Product Name

Selenium standard, 1000 mg Se, (SeO2 in HNO3) Titrisol®

grade

analytical standard

product line

Titrisol®

form

concentrate

concentration

1000 mg Se in nitric acid

technique(s)

AAS: suitable
ICP: suitable

pH

0.5 (20 °C in H2O)

density

1.03 g/cm3 at 20 °C

application(s)

industrial qc
pharmaceutical

format

single component solution

storage temp.

15-25°C

Quality Level

Analysis Note

content (Se): 1000 mg / Ampoule
Determination method: ICP-OES.
(traceable of NIST - SRM 3149)
Accuracy of the method: +/- 5 mg

Application

Selenium standard is used as a stock standardsolution for the determination of selenium in bean and soil samples usinghydride generation electrothermal atomicabsorption spectrometry.

Features and Benefits

  • Titrisol® offers a wide range of concentrated single-element standards.
  • Dilute the concentrated solution to achieve the desired standard concentration.
  • Directly traceable to standard reference materials (SRM) from the National Institute of Standards and Technology (NIST).
  • Supplied in easy-to-handle plastic ampoules.
  • Accompanied with a batch-specific certificate of analysis (COA) containing information on the NIST batch and minimum shelf life.
  • Provides reliable and reproducible results.

Legal Information

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

pictograms

CorrosionEnvironment

signalword

Danger

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B

supp_hazards

Storage Class

8B - Non-combustible, corrosive hazardous materials

wgk

WGK 2

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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