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Product Details

Manufacturer
Fisher Chemical
SKU
10497060

About this product

Ethylenediaminetetraacetic Acid Disodium Salt Solution 0.01M (0.02N), NIST Standard Concentrate, Fisher Chemical™

Application
Certified NIST-traceable standard for precise volumetric analysis, complexometric titrations, and calibration of EDTA-dependent assays in environmental, pharmaceutical, and industrial quality control workflows.

Product Details

  • CAS: 139-33-3

  • Molecular Formula: C₁₀H₁₄N₂Na₂O₈

  • IUPAC Name: Disodium 2-[2-[bis(carboxylatomethyl)azaniumyl]ethyl-(carboxylatomethyl)azaniumyl]acetate

  • Synonyms: EDTA disodium salt, edta na2, disodium EDTA

  • Concentration: 0.01M (0.02N)

  • Physical Form: Colorless liquid

  • Packaging: 6 ampoules

  • Molecular Weight: 336.21 g/mol

  • SMILES: [Na+].[Na+].OC(=O)CN(CCN(CC(O)=O)CC([O-])=O)CC([O-])=O

  • InChI Key: ZGTMUACCHSMWAC-UHFFFAOYSA-L

  • MDL Numbers: MFCD00070672, MFCD00003541, MFCD00150037

  • PubChem CID: 57339238

  • ChEBI ID: CHEBI:64734

Key Features

  • NIST-traceable: Certified for accuracy in standardization and calibration.

  • Precision formulation: Ensures reproducibility in titrations (e.g., water hardness testing).

  • Ampoule packaging: Minimizes contamination and extends shelf life.

  • Wide compatibility: Suitable for buffered and unbuffered analytical systems.

Safety and Handling

  • Hazard Statements:

    • H315: Causes skin irritation.

    • H319: Causes serious eye irritation.

  • Precautionary Measures:

    • P264: Wash hands thoroughly after handling.

    • P280: Wear protective gloves/eye protection.

    • P302+P352: If on skin, wash with plenty of water.

    • P305+P351+P338: If in eyes, rinse cautiously with water for several minutes.

  • Storage: Store at room temperature in original ampoules.

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