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Technical Datasheet | Supplied by GreenChemicals SPA
GC FOS AL by GreenChemicals is a non-halogenated aluminium phosphinate flame retardant. It is based on inorganic hypophosphite and offers excellent thermal and light stability. GC FOS AL is compatible with engineering polymers, TPU, PU, PBT, PET, TPE and PA. It is also reinforced with glass fibers and polyolefins. It is usually used with synergistic components based on phosphorus and nitrogen.
Product Type
Flame Retardants / Smoke Suppressants > other Phosphorous-based
Chemical Composition
Aluminium phosphinate
CAS Number
Physical Form
Product Status
Applications/ Recommended for
  • PA, Nylon
  • PET
  • PBT
  • Safety, regulation & environment > Flame retardancy
  • Safety, regulation & environment > Halogen-free

GC FOS AL Properties


Value & Unit
Test Condition
Test Method
Phosphorus content
40.0 - 44.0 %
Volatile content
< 0.50 %
Particle size, D90
< 10.0 μm

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