IR Absorbing Pigment

IRP1 - Infrared Absorbing pigment Type I


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Appearance: Pale Green Talcum Powder

Particle size: d90 < 3 Microns

Odor: Odorless

Absorption: 600-1100nm

Peak Absorption: 920nm

Light Fastness: Very Good.  Blue Wool = 7

Toxicity: Harmful if swallowed.  Treat as a nuisance dust

Solubility: None Known


IRP1 Absorption Spectrum


IRP1 Pigment on White Paper - Visible Light


IRP1 on Paper - Infrared Light (IRP1 is the triangle shape)