
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
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CAS: 139-33-3
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Molecular Formula: C₁₀H₁₄N₂Na₂O₈
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IUPAC Name: Disodium 2-[2-[bis(carboxylatomethyl)azaniumyl]ethyl-(carboxylatomethyl)azaniumyl]acetate
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Synonyms: EDTA disodium salt, edta na2, disodium EDTA
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Concentration: 0.01M (0.02N)
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Physical Form: Colorless liquid
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Packaging: 6 ampoules
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Molecular Weight: 336.21 g/mol
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SMILES: [Na+].[Na+].OC(=O)CN(CCN(CC(O)=O)CC([O-])=O)CC([O-])=O
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InChI Key: ZGTMUACCHSMWAC-UHFFFAOYSA-L
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MDL Numbers: MFCD00070672, MFCD00003541, MFCD00150037
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PubChem CID: 57339238
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ChEBI ID: CHEBI:64734
Key Features
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NIST-traceable: Certified for accuracy in standardization and calibration.
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Precision formulation: Ensures reproducibility in titrations (e.g., water hardness testing).
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Ampoule packaging: Minimizes contamination and extends shelf life.
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Wide compatibility: Suitable for buffered and unbuffered analytical systems.
Safety and Handling
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Hazard Statements:
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H315: Causes skin irritation.
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H319: Causes serious eye irritation.
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Precautionary Measures:
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P264: Wash hands thoroughly after handling.
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P280: Wear protective gloves/eye protection.
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P302+P352: If on skin, wash with plenty of water.
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P305+P351+P338: If in eyes, rinse cautiously with water for several minutes.
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Storage: Store at room temperature in original ampoules.
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