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Dimethyl sulfoxide

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For Research Use Only | Not For Clinical Use
CATAP67685-B
CAS67-68-5
Structure
MDL NumberMFCD00002089
Molecular Weight78.13
EC Number200-664-3
InChI KeyBDERNNFJNOPAEC-UHFFFAOYSA-N; IAZDPXIOMUYVGZ-UHFFFAOYSA-N
REAXYS Number506008
Descriptionfor inorganic trace analysis, ≥99.99995% (metals basis)
Density1.099-1.101 g/mL at 20 °C; 1.10 g/mL (lit.); Al: ≤1 μg/kg; As: ≤0.01 mg/kg; Au: ≤0.5 μg/kg; Be: ≤0.5 μg/kg; Bi: ≤0.5 μg/kg; Ca: ≤20 μg/kg; Cd: ≤0.5 μg/kg; Ce: ≤0.5 μg/kg; Co: ≤0.5 μg/kg; Cr: ≤5 μg/kg; Cs: ≤0.5 μg/kg; Cu: ≤5 μg/kg; Fe: ≤20 μg/kg; Ga: ≤0.5 μg/kg; Ge: ≤0.5 μg/kg; Hg: ≤5 μg/kg; In: ≤10 μg/kg; Ir: ≤0.5 μg/kg; K: ≤10 μg/kg; Li: ≤0.5 μg/kg; Mg: ≤10 μg/kg; Mn: ≤5 μg/kg; Mo: ≤0.5 μg/kg; Na: ≤50 μg/kg; Ni: ≤5 μg/kg; Os: ≤1 μg/kg; Pb: ≤0.5 μg/kg; Pd: ≤0.5 μg/kg; Pt: ≤0.5 μg/kg; Rb: ≤0.5 μg/kg; Rh: ≤0.5 μg/kg; Ru: ≤0.5 μg/kg; Sb: ≤0.5 μg/kg; Se: ≤0.01 mg/kg; Sn: ≤0.5 μg/kg; Sr: ≤0.5 μg/kg; Ti: ≤5 μg/kg; Tl: ≤0.5 μg/kg; U: ≤0.5 μg/kg; V: ≤0.5 μg/kg; Zn: ≤5 μg/kg; Zr: ≤0.5 μg/kg
SolubilityH2O: miscible (completely)
Assay≥99.9% (GC); ≥99.99995% (metals basis)
Autoignition Temperature573 °F
BP189 °C (lit.); 189 °C
Colorcolorless
Expl Lim42 %, 63 °F; 42 %
Gradefor inorganic trace analysis
Linear Formula(CH3)2SO
MP16-19 °C (lit.); 16-19 °C
Refractive Indexn20/D 1.479 (lit.)
Size1L
Vapor Density2.7 (vs air); 2.7 (vs air)
Vapor Pressure0.42 mmHg ( 20 °C); 0.42 mmHg
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