Product Review
According to O8791DIN53387 standard, the BS rating for pigmentlightfastness goes from 8 which is absolutely lightfast to lower numbers which are progressively less so.
Pigment information for the colors in this set:
-Permanent Lemon Yellow : PY3 - Lightfastness 7 - Half Transparent
-Cadmium Yellow Medium: PY35 - Lightfastness 8 - Opaque
-Indian Yellow: PY83 - Lightfastness 7 - Completely Transparent
-Cadmium Red Light: PR108 - Lightfastness 8 - Half Opaque
-Scalet: PR123 - Lightfastness 7 - Completely Transparent
-Madder Red: PR177 - Lightfastness 6 - Half Opaque
-Violet: PV19 - Lightfastness 7 - Completely Transparent
-Permanent Violet: PV23 - Lightfastness 7 - Completely Transparent
-Cobalt Blue: PB28 - Lightfastness 8 - Completely Transparent
-France Ultramarine: PB29 - Lightfastness 8 - Completely Transparent
-Sky Blue: PB36 - Lightfastness 8 - Opaque
-Sea Blue: PB15.3 - Lightfastness 7 - Opaque
-Prusian Blue: PB27 - Lightfastness 6 - Half Transparent
-Prayn's Grey: PB15, PB29, PBK9 - Lightfastness 6 - Completely Transparent
-Yellow Green: PG36, PY74 - Lightfastness 8 - Half Transparent
-Tree Green: PG36, PY12, PR101, PW5 - Lightfastness 8 - Completely Transparent
-Hooker's Green Brillight: PG17 - Lightfastness 8 - Completely Transparent
-Pozzuoli Red Ochre: PR101 - Lightfastness 8 - Opaque
-Burned Sienna: PB7 - Lightfastness 8 - Completely Transparent
-Emeral Green Deep: PG7 - Lightfastness 7 - Completely Transparent
-Burned Brown: PBR7 - Lightfastness 8 - Completely Transparent
-Yellow Ochre: PY42 - Lightfastness 8 - Opaque
-Umber: PBR7,PR101 - Lightfastness 8 - Completely Transparent
-Coal Black: PBK7 - Lightfastness 8 - Opaque
Set contains 24 colors, Dimension: 22*7*2cm
Safety Warning: Not suitable for children under 3 years. For use under adult supervision.