Why a White Powder Turns Yellow: Iron, Heat and Four Months in a Warehouse
A cream tint after four months at 38 C rejected a lot whose absorption never changed. Iron at 5 ppm, over-drying and high residual monomer are three causes.
A cream tint after four months at 38 C rejected a lot whose absorption never changed. Iron at 5 ppm, over-drying and high residual monomer are three causes.
