38364

Phosphate Standard for IC

TraceCERT^®, 1000 mg/L phosphate in water (nominal concentration)

• Synonym(s): Sodium phosphate dibasic solution, Disodium hydrogen phosphate solution, di-Sodium hydrogen phosphate solution
• Linear Formula: Na₂HPO₄
• CAS Number: 7558-79-4
• Molecular Weight: 141.96
• MDL number: MFCD00003496
• eCl@ss: 38070211
• PubChem Substance ID: 329755677
• NACRES: NA.24

Properties

• grade: certified reference material; TraceCERT^®
• Quality Level: 300
• product line: TraceCERT^®
• concentration: 1000 mg/L phosphate in water (nominal concentration)
• technique(s): ion chromatography: suitable
• application(s): environmental; food and beverages
• format: single component solution
• SMILES string: [Na+].[Na+].OP([O-])([O-])=O
• InChI: 1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2
• InChI key: BNIILDVGGAEEIG-UHFFFAOYSA-L

Description

General description

This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to SI unit kg and measured against primary material from an NMI, e.g. NIST.
Certified content incl. uncertainty and expiry date are given on the certificate.
Download your certificate at: http://www.sigma-aldrich.com.

Application

It is intended to be used during the calibration of ion chromatography-based analytical techniques.

Features and Benefits

• Produced under ISO/IEC 17025 and ISO 17034 accreditation
• Traceable to SI unit of mole through internationally accepted institutions such as NIST or BAM
• Accompanied by a comprehensive Certificate of Analysis (CoA) (up to four pages) with data on stability, density, homogeneity, the accuracy of concentration, uncertainty, and traceability
• Gravimetrically prepared using high-quality qNMR-characterized starting materials and qualified precision balances to ensure minimal uncertainty
• Rigorously tested through real-time stability studies to ensure accuracy and shelf life
• Available in an HDPE bottle, sealed in an aluminum bag

Linkage

Visit the IC Portal to learn more

Analysis Note

1000 mg/L phosphate in water, prepared with high purity Na₂HPO₄ and water

Legal Information

TraceCERT is a registered trademark of Sigma-Aldrich Co. LLC

Safety Information

• Storage Class Code: 12 - Non Combustible Liquids
• WGK: nwg
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves