70289

Sodium 2-naphthalenesulfonate

suitable for ion pair chromatography, LiChropur^™, ≥99.0% (HPLC)

• Synonym(s): 2-Naphthalenesulfonic acid sodium salt
• Empirical Formula (Hill Notation): C₁₀H₇NaO₃S
• CAS Number: 532-02-5
• Molecular Weight: 230.22
• Beilstein/REAXYS Number: 3659024
• EC Number: 208-523-8
• MDL number: MFCD00064186
• UNSPSC Code: 12000000
• PubChem Substance ID: 329762411
• NACRES: NB.21

Properties

• description: anionic
• Quality Level: 100
• assay: ≥99.0% (HPLC)
• form: powder
• quality: LiChropur^™
• technique(s): ion pair chromatography: suitable
• λ: 10 % in H₂O (hot)
• UV absorption: λ: 380 nm A_max: 0.1; λ: 390 nm A_max: 0.05; λ: 400 nm A_max: 0.02; λ: 500 nm A_max: 0.02
• suitability: corresponds to standard for filter test
• SMILES string: [Na+].[O-]S(=O)(=O)c1ccc2ccccc2c1
• InChI: 1S/C10H8O3S.Na/c11-14(12,13)10-6-5-8-3-1-2-4-9(8)7-10;/h1-7H,(H,11,12,13);/q;+1/p-1
• InChI key: YWPOLRBWRRKLMW-UHFFFAOYSA-M

Description

Application

Sodium 2-naphthalenesulfonate may be used as an analytical reagent for iodine speciation analysis in urine using ion-pair reversed phase liquid chromatography coupled to inductively coupled plasma mass spectrometry (RP-LC-ICP-MS).

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Legal Information

LiChropur is a trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H319
• pcodes: P264 - P280 - P305 + P351 + P338 - P337 + P313
• Hazard Classifications: Eye Irrit. 2
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Gloves