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13803 Sigma-Aldrich

Sulfur

99.5-100.5%, meets analytical specification of Ph. Eur., BP, USP, puriss., precipitated

DOWNLOAD MSDS (PDF)

  • CAS Number 7704-34-9

  • Empirical Formula (Hill Notation) S

  • Molecular Weight 32.07

  •  EC Number 231-722-6

  •  MDL number MFCD00085316

  •  PubChem Substance ID 24848229

Sulfur 99.5-100.5%, meets analytical specification of Ph. Eur., BP, USP, puriss., precipitated
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Properties

Related Categories Acaricides, Analytical Standards, Analytical/Chromatography, Chromatography, Environmental Standards,
vapor density   8.9 (vs air)
vapor pressure   1 mmHg ( 183.8 °C)
  10 mmHg ( 246 °C)
grade   puriss.
assay   99.5-100.5%
autoignition temp.   450 °F
quality   meets analytical specification of Ph. Eur., BP, USP
  precipitated
resistivity   2E23 μΩ-cm20°C
impurities   acidity or alkalinity, complies
  residual solvents, complies
  ≤0.01% free alkali (as NaOH)
  ≤0.02% free acid (as H2SO4)
  ≤0.5% water (Karl Fischer)
ign. residue   ≤0.2% (as SO4)
  ≤0.3%
bp   444.7 °C(lit.)
mp   112.8 °C (rhombic)(lit.)
  117-120 °C(lit.)
  119.0 °C (monoclinic)(lit.)
solubility   carbon disulfide: in accordance1 g/5mL
anion traces   chloride (Cl-): ≤100 mg/kg
  sulfate (SO42-): ≤100 mg/kg
  sulfide (S2-): ≤10 mg/kg
cation traces   As: ≤40 mg/kg
suitability   complies for appearance of solution
  corresponds for odor
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