Dr. Ph. Martin's Hydrus is an archival and lightfast artist quality pigment liquid watercolour. Available in a full range of colours.

• For Brush, Pen, Airbrush, Calligraphy Pen, Techincal Pen and Fountain Pens (some may require cleaning after use)
• Remix the exact same colour over and over again with the dropper system
• 25 to 50% more brilliant than tube watercolour
• Brilliant Concentrated
• Transparent colours
• Intermixable
• AP Approved Non-toxic 

This set of 12 x30ml contains the following colours:

25H Hansa Yellow Medium, 26H Chrome Yellow, 27H Vermilion Hue, 28H Carmine, 29H Crimson Lake, 30H Quinacridone Violet, 31H Red Oxide, 32H Raw Sienna, 33H Raw Umber, 34H Turquoise Blue, 35H Blue Aqua, 36H Ultramarine Red Violet

pdf=DM-Hydrus.pdf Hydrus Colour Chart