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Blue 220
Blue 220 is a blue crystalline leuco dye used in carbonless and thermal paper systems as a color former.
Description :
CAS No :
114090-18-5
Abbreviation :
Blue 220
Applications :
Thermal Paper
IUPAC Name :
3-(4-Diethylamino-2-methylphenyl)-3-(1-ethyl-2-methyl-1H-indol-3-yl)-4-azaphthalide
Chemistries :
Others
Common Names :
Blue 220
Chemical Formula :
C29H31N3O2
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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