Whenever your process calls for The Lab Depot features laboratory funnels available in various materials and a wide range of sizes and shapes. Metal Funnels that are durable, break-resistant and easy to clean. Glass Funnels, Buchner Funnels and Powder Funnels are designed with the scientist in mind for ease of use. Plastic Funnels offered here represent the most popular, most economical products of their kind. A wide range from analytical funnels, Buchner funnels, industrial type funnels, separatory funnels and others should cover most laboratory needs.