λ | 0.1 M in 1 M NaOH |
anion traces | sulfate (SO42-): ≤50 mg/kg, chloride (Cl-): ≤200 mg/kg |
assay | ≥99.5% (T) |
cation traces | Bi: ≤5 mg/kg, Mo: ≤5 mg/kg, Al: ≤5 mg/kg, K: ≤50 mg/kg, As: ≤0.1 mg/kg, Li: ≤5 mg/kg, Na: ≤100 mg/kg, Cr: ≤5 mg/kg, Mn: ≤5 mg/kg, Sr: ≤5 mg/kg, Mg: ≤5 mg/kg, Ca: ≤10 mg/kg, Pb: ≤5 mg/kg, Cu: ≤5 mg/kg, Ba: ≤5 mg/kg, Fe: ≤5 mg/kg, Zn: ≤5 mg/kg, Ni: ≤5 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg |
form | powder |
grade | for molecular biology |
ign. residue | ≤0.2% (as SO4) |
impurities | phosphatases, none detected, RNases, none detected, proteases, none detected, insoluble matter, passes filter test, DNases, none detected |
InChI key | IHPYMWDTONKSCO-UHFFFAOYSA-N |
InChI | 1S/C8H18N2O6S2/c11-17(12,13)7-5-9-1-2-10(4-3-9)6-8-18(14,15)16/h1-8H2,(H,11,12,13)(H,14,15,16) |
loss | ≤0.2% loss on drying, 110 °C |
mp | >300 °C (lit.) |
pKa (25 °C) | 6.8 |
product line | BioXtra |
Quality Level | 100 |
SMILES string | OS(=O)(=O)CCN1CCN(CC1)CCS(O)(=O)=O |
solubility | 0.1 M NaOH: 0.1 M at 20 °C, clear, colorless |
useful pH range | 6.1-7.5 |
UV absorption | λ: 280 nm Amax: 0.040, λ: 260 nm Amax: 0.055 |