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81028

Sigma-Aldrich

Potassium sodium tartrate solution

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
MDL number:
MFCD00065391
UNSPSC Code:
12352204
PubChem Substance ID:
329769207
NACRES:
NA.26

product line

BioUltra

Quality Level

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 (SO42-): ≤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 Amax: 0.03
λ: 280 nm Amax: 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

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

81028:
81028-100ML-F:
81028-500ML-F:
81028-BULK-F:
81028-VAR-F:

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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