Spotting Plates 12 Cavity Plastic - Pack of 10-EIS-CH0542C offers a thoughtfully designed, durable resource for hands-on learning. 12 wells each Wells measure approximately 1" in diameter and have a capacity of approximately 1.5mL High quality, durable polyethylene Easy to wash and reuse Great classroom tool for containing and observing small-scale reactions 12 high quality polyethylene well spotting plates used for observing small chemical reactions. Wells measure approximately 1" in diameter and can hold approximately 1.5mL. The plastic material these plates are made from allows them to be washed and reused. Can be used to compare results among students in a lab, or in classroom demonstrations.