Gentaur pH 9.21 Technical Colour Coded Buffer Solution at 25°C - 500ml
https://www.polishconstitution.org/shop/fm-07-tb921-gentaur-ph-9-21-technical-colour-coded-buffer-solution-at-25degc-500ml-25903
https://www.polishconstitution.org/web/image/product.template/25903/image_1920?unique=192c504
Technical buffer solution with pH 9.21, colour coded for quick calibration identification at 25°C. Comes in a 500ml bottle for ease of use in labs.
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