Jackson's Pigment Powders
Jackson's UK is an art store with a huge selection. They ship worldwide & offer many pre-made watercolors & acrylics. They also offer pigment powders for those who wish to make handmade paints, including watercolor, acrylic, oil, PVA / vinyl, gouache & more.
Swatch cards of paints that I have made using Jackson's pigment powders:
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