1.07204
Certified sec. standard reference buffer solution
potassium tetraoxalate dihydrate, directly traceable to primary SRM from NIST/PTB pH(S) = 1.67₉ (25°C) Certipur®
Synonym(s):
Potassium tetraoxalate dihydrate buffer solution, pH 1.7 Certified Secondary Buffer Solution
About This Item
Recommended Products
grade
certified reference material
Quality Level
Agency
complies with DIN 19266
product line
Certipur®
pH
1.7 (25 °C in H2O)
density
1.003 g/cm3 at 20 °C
application(s)
environmental
food and beverages
general analytical
industrial qc
pharmaceutical
format
mixture
storage temp.
15-25°C
Related Categories
General description
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
Features and Benefits
- Available in a safe 100 mL high-density plastic bottle in solution format
- Subjected to detailed stability studies as per ISO Guide 35
- Product label carrying relevant information on order number, article description, lot number, expiry date and safety data, in accordance with ISO Guide 31
- Accompanied with a detailed and batch-specific certificate of analysis (CoA) for an effective quality management system
- Measured and qualified in ISO/IEC 17025 and ISO 17034 accredited laboratory
- Traceable to SRMs from NIST and primary certified reference standards from PTB
Analysis Note
For complete data see the enclosed certificate
Legal Information
standard
Storage Class Code
12 - Non Combustible Liquids
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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