Catalina Laboratory Products provides quality Laboratory Sink Tops at affordable prices. Search through our diverse selection of tops that are durable, safe, affordable and IN STOCK! High-quality lab furniture is necessary for an efficient workspace. When adding elements to your laboratory, one option to consider is working surfaces. Catalina Laboratory Products offers several functional workbenches. Catalina Laboratory Products offers tested and compliant lab sink tops to meet the needs of labs in a variety of industries, from medical to manufacturing to cosmetics.