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Merck
CN

1.09879

Buffer concentrate for buffer solution acc. to WEISE

for 1000 ml of solution (phosphate), pH 7.20 Titrisol®

别名:

Weise′s Buffer solution

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关于此项目

NACRES:
NA.25
UNSPSC Code:
12161706
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grade

analytical standard

agency

according to DIN 19266

product line

Titrisol®

pH

7.20 (20 °C in H2O)

application(s)

environmental
food and beverages
general analytical
industrial qc
pharmaceutical

format

mixture

storage temp.

15-25°C

Quality Level

General description

The Titrisol® reference buffer concentrate for buffer solution acc. to WEISE [for 1000 mL of solution (phosphate), pH=7.20] is analyzed in the ISO/IEC 17025 accredited calibration laboratory with a combined glass electrode and 5-point calibration according to DIN 19268 against a certified primary standard reference material following DIN 19266.

The Titrisol® concentrated buffer material combines ease of use and maximum precision for the routine calibration and monitoring of pH instruments. To prepare the ready-to-use pH buffer solution, simply dilute the Titrisol® buffer concentrate.

Features and Benefits

  • Traceable to primary standard reference materials from NIST and PTB
  • Analytical standard Grade
  • Uncertainty data and traceability are documented in a comprehensive, batch-specific Certificate of Analysis.

Analysis Note

pH-value (20 °C): 7.20 +/- 0.05
Measured after dilution to 1l at 20 °C.

Legal Information

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

存储类别

12 - Non Combustible Liquids

wgk

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable


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