蔗糖

产品名称

蔗糖, BioUltra, Molecular Biology, ≥99.5% (HPLC)

InChI key

CZMRCDWAGMRECN-UGDNZRGBSA-N

InChI

1S/C12H22O11/c13-1-4-6(16)8(18)9(19)11(21-4)23-12(3-15)10(20)7(17)5(2-14)22-12/h4-11,13-20H,1-3H2/t4-,5-,6-,7-,8+,9-,10+,11-,12+/m1/s1

SMILES string

OC[C@H]1O[C@H](O[C@]2(CO)O[C@H](CO)[C@@H](O)[C@@H]2O)[C@H](O)[C@@H](O)[C@@H]1O

grade

Molecular Biology

product line

BioUltra

assay

≥99.5% (HPLC)

form

crystals

optical activity

[α]20/D +66.5±1°, c = 26% in H₂O

impurities

DNases, none detected
RNases, none detected
insoluble matter, passes filter test
phosphatases, none detected
proteases, none detected

ign. residue

≤0.01% (as SO₄)

loss

≤0.1% loss on drying, 20 °C (HV)

color

white

pH

5.0-7.0 (25 °C, 1 M in H₂O)

mp

185-187 °C (lit.)

solubility

H₂O: 1 M at 20 °C, clear, colorless

anion traces

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

cation traces

Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 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 A_max: 0.12
λ: 280 nm A_max: 0.10

Quality Level

200