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1.09409

Buffer solution

(boric acid/potassium chloride/sodium hydroxide)traceable to SRM from NIST and PTB pH 10.00 (25°C) Certipur®

Synonym(s):

Buffer solution pH 10.00 (25°C)(boric acid/potassium chloride/sodium hydroxide)

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About This Item

NACRES:
NA.25
UNSPSC Code:
12161705
Technical Service
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grade

certified reference material

Quality Level

300

product line

Certipur®

pH

10.0 (25 °C in H2O)

bp

100 °C/1013 hPa

density

1.0044 g/cm3 at 25 °C

application(s)

environmental
food and beverages
general analytical
industrial qc
pharmaceutical

format

mixture

storage temp.

15-25°C

General description

The buffer solution is gravimetrically prepared with boric acid, potassium chloride, sodium hydroxide, and high-purity water. Its pH of 10.00 is measured using a combined glass electrode following a 5-point calibration method, in accordance with DIN 19268, against certified primary reference standards as per DIN 19266.

Please visit ISO certificates and Site Quality Self-Assessments to access the current certificates of accreditation.

Download your certificate at http://www.sigma-aldrich.com to view certified values, including uncertainty and expiry date.

Application

It is used in analytical procedures for the calibration, qualification, and monitoring of pH measuring instruments and as a control for testing other buffer solutions.

Features and Benefits

  • Measured and qualified in an ISO/IEC 17025 and ISO 17034 accredited laboratory
  • Traceable to SRMs from NIST and primary certified reference standards from PTB
  • Ready-to-use solution available in a sealed bottle and an innovative Titripac® packaging for positive environmental impact due to reduced waste generation
  • Long-lasting with a shelf life of 3 years
  • Accompanied with a detailed certificate of analysis (CoA) for an effective audit

Legal Information

Titripac is a registered trademark of Merck KGaA, Darmstadt, Germany
CERTIPUR is a registered trademark of Merck KGaA, Darmstadt, Germany

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pictograms

Health hazard
GHS08

signalword

Danger

hcodes

H360FD

Hazard Classifications

Repr. 1B

Storage Class

6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

wgk

nwg

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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Global Trade Item Number

SKUGTIN
109409050004027269300036
109409100004022536728254
109409400004027269300005