When shopping for watercolour paper, you might have come across labels that say “25% cotton”, “100% cotton”, or maybe it doesn’t mention cotton at all. But what does the cotton percentage mean anyway, and how does it affect a painting? We’ll be exploring that in this blog, and doing some experimentation along the way.
Drought and Heat Effects on Cotton Fiber Quality - Cotton Grower
Hartshorn salt and “baking” solves a serious environmental problem
How Cotton Percentage Affects Paper Performance – Etchr Lab
Paper Chromatography: Is Black Ink Really Black?
McKesson Brand 18-10891 - McKesson Medical-Surgical
The Sweet Science of Sustainability - CottonToday
Blotting Filter Papers, 2.5-mm thick, 8.6 x 13.5 cm
Cellulose weighing paper conveys powder or gelatinous paste samples to and from balances and other equipment Highly-calendered surface (non-treated
LabExact 1200160 W66 Cellulose Weighing Paper Sheet, Nitrogen Free, Non-Absorbing, High-Gloss, 6 x 6 Inches (Pack of 500)
USA Lab Qualitative Filter Paper - Fast 20um Micron - Various Sizes