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Safety Information

09985

Sigma-Aldrich

Ammonium tartrate dibasic

BioUltra, ≥98% (T)

Synonym(s):

L-(+)-Tartaric acid diammonium salt, Diammonium tartrate

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About This Item

Linear Formula:
(NH4)2C4H4O6
CAS Number:
Molecular Weight:
184.15
Beilstein:
6120352
EC Number:
MDL number:
UNSPSC Code:
12161700
eCl@ss:
39021923
PubChem Substance ID:
NACRES:
NA.25

product line

BioUltra

Quality Level

Assay

≥98% (T)

form

powder or crystals

impurities

insoluble matter, passes filter test

ign. residue

≤0.05% (as SO4)

pH

6.0-7.5 (25 °C, 1 M in H2O)

solubility

H2O: 1 M at 20 °C, clear, colorless

anion traces

chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤50 mg/kg

cation traces

Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤5 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

λ

1 M in H2O

UV absorption

λ: 260 nm Amax: 0.052
λ: 280 nm Amax: 0.039

SMILES string

N.N.O[C@H]([C@@H](O)C(O)=O)C(O)=O

InChI

1S/C4H6O6.2H3N/c5-1(3(7)8)2(6)4(9)10;;/h1-2,5-6H,(H,7,8)(H,9,10);2*1H3/t1-,2-;;/m1../s1

InChI key

NGPGDYLVALNKEG-OLXYHTOASA-N

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Application

Ammonium tartrate dibasic can be used to study biochemicals and reagents, biological buffers, chelators, protein structural analysis, proteomics and X-ray crystallography. Ammonium tartrate dibasic has been used in a study to research the crystal optimization and preliminary diffraction data analysis of the Smad1 MH1 domain bound to a palindromic SBE DNA element.

Storage Class Code

11 - Combustible Solids

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

09985-1KG:
09985-50G:
09985-BULK:
09985-VAR:
09985-250G:


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