pH Testing Pen pebeo-acrylique Their reputation for quality and

Their reputation for quality and durability makes them a top choice for professionals and art enthusiasts

top-quality gum arabic

shimmering touch to your artwork with Golden Heavy Body Iridescent Copper Light (Fine) Acrylic (5

and detailed work

Ils devront se répartir les dés équitablement et récupérer les indices pour identifier correctement le voleur et l’attraper

pH Testing Pen pebeo-acrylique Their reputation for quality andThe Lineco pH Testing Pen is an easy, convenient method for testing pH levels in paper and cardboard. Simply draw a line and instantly determine the answer. The red chlorophenol indicator solution turns a definite purple colour on any paper with a pH of 6. 5 or higher. Any other colour would indicate a material most likely unsuitable for conservation purposes.