DL-二硫苏糖醇

产品名称

DL-二硫苏糖醇, BioUltra, Molecular Biology, ≥99.5% (RT)

InChI key

VHJLVAABSRFDPM-QWWZWVQMSA-N

InChI

1S/C4H10O2S2/c5-3(1-7)4(6)2-8/h3-8H,1-2H2/t3-,4-/m1/s1

SMILES string

O[C@H](CS)[C@H](O)CS

grade

Molecular Biology

product line

BioUltra

assay

≥99.5% (RT)

form

powder

reaction suitability

reagent type: reductant

impurities

DNases, none detected
RNases, none detected
insoluble matter, passes filter test
phosphatases, none detected
proteases, none detected
≤0.3% 4,5-dihydroxy-1,2-dithiane

pH

4.0-6.5 (25 °C, 0.1 M in H₂O)

mp

41-44 °C (lit.)

solubility

H₂O: 0.1 M at 20 °C, clear, colorless

anion traces

sulfate (SO₄^2-): ≤50 mg/kg

cation traces

Al: ≤5 mg/kg
As: ≤0.5 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: ≤500 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

λ

0.1 M in H₂O

UV absorption

λ: 260 nm A_max: 0.400
λ: 280 nm A_max: 0.100

storage temp.

2-8°C

Quality Level

200