D-(+)-Galactosa

Nombre del producto

D-(+)-Galactosa, suitable for microbiology, ≥99.0%

InChI key

GZCGUPFRVQAUEE-KCDKBNATSA-N

InChI

1S/C6H12O6/c7-1-3(9)5(11)6(12)4(10)2-8/h1,3-6,8-12H,2H2/t3-,4+,5+,6-/m0/s1

SMILES string

OC[C@@H](O)[C@H](O)[C@H](O)[C@@H](O)C=O

assay

≥99.0% (sum of enantiomers, HPLC)
≥99.0%

form

powder

optical activity

[α]20/D +80±1°, 24 hr, c = 5% in H₂O

ign. residue

≤0.1% (as SO₄)

loss

≤0.1% loss on drying

mp

167-170 °C (dec.)
168-170 °C (lit.)

solubility

H₂O: 0.1 g/mL, clear, colorless

anion traces

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

cation traces

As: ≤0.1 mg/kg
Ca: ≤20 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
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Na: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg

application(s)

microbiology

Quality Level

200