1.09438
Buffer solution
(boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 10.00 (20°C) Certipur®
Synonym(s):
Buffer solution pH 10.00 (20°C) (boric acid/potassium chloride/sodium hydroxide)
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About This Item
NACRES:
NA.25
UNSPSC Code:
12161705
grade
certified reference material
Quality Segment
product line
Certipur®
pH
10.0 (20 °C in H2O)
bp
110 °C/1013 hPa
mp
-6 °C
density
1.00 g/cm3 at 20 °C
application(s)
environmental
food and beverages
general analytical
industrial qc
pharmaceutical
format
mixture
storage temp.
15-25°C
General description
The boric acid/potassium chloride/sodium hydroxide buffer solution is gravimetrically prepared using high-quality reagents in high-purity water. It is produced, calibrated, and certified at a registered laboratory according to DIN EN ISO/IEC 17025. Its pH value of 10.00 at 20°C is analyzed 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.
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
The buffer solution finds its use in various analytical procedures to calibrate, qualify, and monitor the pH measuring instruments.
Features and Benefits
- Ready-to-use solution available in a sealed bottle and the 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 and batch-specific certificate of analysis (CoA) for an effective audit
- Subjected to comprehensive stability studies in accordance with ISO Guide 35
- 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
Legal Information
CERTIPUR is a registered trademark of Merck KGaA, Darmstadt, Germany
Titripac is a registered trademark of Merck KGaA, Darmstadt, Germany
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Signal Word
Danger
Hazard Codes
Precautionary Statements
Hazard Classifications
Repr. 1B
Flash Point (°F)
Not applicable
Flash Point (°C)
Not applicable
Storage Class
6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
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