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PTNU
PTNU is typically a white to pale solid leuco dye (colorless until developed) used as a color former in thermal paper systems.
Description :
CAS No :
232938-43-1
Abbreviation :
PTNU
Applications :
Thermal Paper
IUPAC Name :
N-(p-Toluenesulfonyl)-N'-(3-p-toluenesulfonyloxyphenyl)urea
Chemistries :
Others
Common Names :
PTNU
Chemical Formula :
C21H20N2O6S2
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Globally Certified
ISO 50001 - 2018
Responsible Care Certification
Together For Sustainability
Ecovadis Gold Rating
ISO 27001 - 2022
CDP Climate Change: Leadership Band "A"
CDP Water Security: Leadership Band "A-"
CDP's Supplier Engagement Assessment (SEA) A
ISO 14001 - 2015
ISO 45001-2018
ISO 9001-2015
S&P Global Sustainability Yearbook 2025
ISO 50001 - 2018
Responsible Care Certification
Together For Sustainability
Ecovadis Gold Rating
ISO 27001 - 2022
CDP Climate Change: Leadership Band "A"
CDP Water Security: Leadership Band "A-"
CDP's Supplier Engagement Assessment (SEA) A
ISO 14001 - 2015
ISO 45001-2018
ISO 9001-2015
S&P Global Sustainability Yearbook 2025