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Author: Mason - Replies: 0 - Views: 154 Evaluating the effectiveness of a variety of sunblocks
Hi there I am hoping to evaluate the UV absorbing properties of a variety of sunblocks. I hoped to use the following compounds and equipment 120 cm3 Ethanedioic acid solution (8g per litre) 3 cm3 Potassium hexacyanoferrate III solution (30g per litre) 120 cm3 Iron III nitrate solution (12 g per litre) 12 Petri dishes [size=medium]Source of UV