■  Optical brightener

◇ Optical brightener OB

◇ Optical brightener OB-1

◇ Optical brightener FP-127

◇ Optical brightener KSB

■  Organic pigments

◇ Pigment Red 122

◇ Pigment Red 254

◇ Pigment Violet 19

◇ Pigment Violet 23

■  Antioxidants

◇ Antioxidant KY-405

◇ Antioxidant 1010