Hi-res & print files

The pH Scale: Acids, Alkalis and Neutral

Free, no sign-up: larger files for print and slides

These files are free of charge. To support the site, you may sometimes be asked to view one short advertisement before the downloads below. You never need to click an ad, and there is no payment or reward. If no ad appears, the downloads are simply available.

What you get

Hi-res PNG (2160 px wide) for large screens and slides
SVG vector file that scales to any size
Print PDF sized for A3 posters and notice boards

These files use the same CC BY-NC 4.0 license as the standard downloads.

Hi-res PNG(2160 px)SVG(vector)Print PDF(A3)Print PDF(Tabloid)

Grid poster of the pH scale from 0 to 14 with everyday examples: strong acid, gastric juice, lemon juice, coffee, rain, pure water, seawater, milk of magnesia, ammonia and strong alkali, plus indicator colours.

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