Langridge Alum Powder 500g
Aluminium Sulphate.
Added to animal, casein and starch glues to increase hardness and resistance to resolubility. Also used as a mordant in the manufacture of ‘lake’ pigments.
Added to animal, casein and starch glues to increase hardness and resistance to resolubility. Also used as a mordant in the manufacture of ‘lake’ pigments.
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