TNPS 537 is a sulfiding agent similar to the DMS and DMDS. It is commonly used in the activation of hydrotreating catalysts
TNPS 537is also known as Di-tert-nonyl Polysulfide or TPS 37. It is typically used in automotive, petroleum and refinery applications
Appearance: Clear with no particulate matter
Color, Visible: Light yellow
Flash Point, PM: 229
Gardner Color: 5.8
Mercaptan Sulfur: 12.9
Sulfur: 36.1
Turbidity: 2.62
Active Sulfur, WT %: 22 - 26
Boiling Point @ 14.7 psia,,deg F: Decomposes
Density @ 20 C: 1.036
Insoluble in: Water
Molecular Weight, g/mol (main constituent): 414
Odor: Mild
Soluble in: Hexane, toluene, white spirit
Viscosity @ 40C: 35
Primary Chemistry: Di-tert-nonyl Polysulfide
Poor Sulfiding Rates and Generation of H2S
Inconsistent Sulfiding Agent Performance or Quality
ChemPoint offers sulfides through Chevron Phillips Chemical which are widely used by refineries for hydrodesulfurization. Our sulfides – TBPS, and Dimethyl Sulfide – are used to activate hydrotreating and hydrocracking catalysts to achieve maximum performance.
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