32312

Kalium-Natrium-Tartrat Tetrahydrat

puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥99.5% (perchloric acid titration)

• Synonym(e): L-(+)-Weinsäure Kalium-Natriumsalz, Rochelle-Salz, Seignettesalz
• Lineare Formel: KOCOCH(OH)CH(OH)COONa · 4H₂O
• CAS-Nummer: 6381-59-5
• Molekulargewicht: 282.22
• Beilstein: 6113568
• EG-Nummer: 206-156-8
• MDL-Nummer: MFCD00150989
• UNSPSC-Code: 12352100
• PubChem Substanz-ID: 57648645
• NACRES: NA.21

Eigenschaften

• Qualität: ACS reagent; puriss. p.a.
• Qualitätsniveau: 200
• Agentur: USP/NF; reag. ISO; reag. Ph. Eur.
• Assay: ≥99.5% (perchloric acid titration)
• Verunreinigungen: ≤0.001% total nitrogen (N)
• pH-Wert: 7.0-8.5 (20 °C, 5%)
• Anionenspuren: chloride (Cl^-): ≤5 mg/kg; phosphate (PO₄^3-): ≤10 mg/kg; sulfate (SO₄^2-): ≤50 mg/kg
• Kationenspuren: Ca: ≤40 mg/kg; Cu: ≤5 mg/kg; Fe: ≤5 mg/kg; Pb: ≤2 mg/kg; Zn: ≤5 mg/kg
• SMILES String: O.O.O.O.[Na+].[K+].O[C@H]([C@@H](O)C([O-])=O)C([O-])=O
• InChI: 1S/C4H6O6.K.Na.4H2O/c5-1(3(7)8)2(6)4(9)10;;;;;;/h1-2,5-6H,(H,7,8)(H,9,10);;;4*1H2/q;2*+1;;;;/p-2/t1-,2-;;;;;;/m1....../s1
• InChIKey: VZOPRCCTKLAGPN-ZFJVMAEJSA-L

Beschreibung

Anwendung

Potassium sodium tartrate tetrahydrate is a double salt of tartaric acid that can be used to prevent the precipitation in alkaline medium. It can also be used as a reagent in the determination of nitrilase activity.

Sicherheitshinweise

• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 1
• Persönliche Schutzausrüstung: Eyeshields, Gloves, type N95 (US)