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81028

Potassium sodium tartrate solution

Name: Potassium sodium tartrate solution
Brand: SIGMA

BioUltra, 1.5 M in H₂O

Synonym(s):

L-(+)-Tartaric acid potassium Sodium salt solution

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About This Item

Empirical Formula (Hill Notation):

C₄H₄KNaO₆

CAS Number:

304-59-6

Molecular Weight:

210.16

NACRES:

NA.26

PubChem Substance ID:

329769207

UNSPSC Code:

12352204

MDL number:

MFCD00065391

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Properties

product line

BioUltra

Quality Segment

100

form

liquid

optical activity

[α]20/D +22±1°, c = 1% in H₂O

concentration

1.5 M in H₂O

impurities

insoluble matter, passes filter test, ≤0.002% total nitrogen (N)

pH

7.0-8.5 (25 °C, 1.5 M in H₂O)

anion traces

chloride (Cl^-): ≤5 mg/kg, sulfate (SO₄^2-): ≤50 mg/kg

cation traces

Al: ≤1 mg/kg, As: ≤0.1 mg/kg, Ba: ≤1 mg/kg, Bi: ≤1 mg/kg, Ca: ≤5 mg/kg, Cd: ≤1 mg/kg, Co: ≤1 mg/kg, Cr: ≤1 mg/kg, Cu: ≤1 mg/kg, Fe: ≤1 mg/kg, Li: ≤1 mg/kg, Mg: ≤1 mg/kg, Mn: ≤1 mg/kg, Mo: ≤1 mg/kg, Ni: ≤1 mg/kg, Pb: ≤1 mg/kg, Sr: ≤1 mg/kg, Zn: ≤1 mg/kg

λ

1.5 M in H₂O

UV absorption

λ: 260 nm A_max: 0.03, λ: 280 nm A_max: 0.025

SMILES string

[Na+].[K+].O[C@H]([C@@H](O)C([O-])=O)C([O-])=O

InChI

1S/C4H6O6.K.Na/c5-1(3(7)8)2(6)4(9)10;;/h1-2,5-6H,(H,7,8)(H,9,10);;/q;2*+1/p-2/t1-,2-;;/m1../s1

InChI key

LJCNRYVRMXRIQR-OLXYHTOASA-L

Description

Storage Class

10 - Combustible liquids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

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