Does it sound familiar? Citric Acid is a found natually in many frouits and vegetables, especially in the Citrus Family. Its often used as a preservative in foods and drinks, and even as an binding agent (emulsifier) in icecream.
However it is a moderate Acid and it can cause Irritatin on the skin and especially in the eyes.
Under the Canadian Hazard Classifications this product is recognized as a Category 2 Eye Irritant. Please wear safety Gloves and Glasses when using.
Check out the MSDS for Citric Acid from VWR.