Oppen is a revolutionary product that was created with deep consideration for its use on animals, rather than the common stationery. The use of safety inks have been validated in acute oral toxicity tests. Exclusively made for laboratory animals for use on tail and skin of mice and rats. Also suitable to mark ears, skin, etc. during surgeries. vailable in five colors allowing user to identify the marking not only on albino mice but also on tails of colored mice such as C57L/B6. For short period identification (remarking every 3-4 days). Less stressful method for animals and easier for user. Durability of ink may vary depending on strain and individual differences. Color appearance may differ depending on environment lighting.
