L-アスコルビン酸

InChI key

CIWBSHSKHKDKBQ-JLAZNSOCSA-N

InChI

1S/C6H8O6/c7-1-2(8)5-3(9)4(10)6(11)12-5/h2,5,7-10H,1H2/t2-,5+/m0/s1

SMILES string

OC([C@]([C@@H](O)CO)([H])O1)=C(O)C1=O

biological source

synthetic

grade

biotech. grade

product line

BioUltra

assay

≥99.5% (RT)

form

powder or crystals

impurities

insoluble matter, passes filter test

ign. residue

≤0.05% (as SO₄)

loss

≤0.05% loss on drying, 20 °C (HV)

color

white to off-white

pH

1.0-2.5 (25 °C, 1 M in H₂O)

mp

190-194 °C (dec.)

solubility

H₂O: 1 M at 20 °C, clear, colorless

anion traces

chloride (Cl^-): ≤50 mg/kg, sulfate (SO₄^2-): ≤20 mg/kg

cation traces

Al: ≤5 mg/kg, As: ≤0.1 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤25 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

absorption

cut-off at 306 nm in H₂O at 1 M

Quality Level

200

Gene Information

human ... SLC23A2(9962)