Pack of six narrow-mouth Erlenmeyer flasks with 500ml capacity. Borosilicate glass flasks are designed to give the best combination of thermal shock resistance and physical strength. Feature heavy-duty rims and graduations in durable white enamel. Shipping Details Shipping Type: parcel Free Shipping: true Specifications Maximum Age: N/A Maximum Grade Level: N/A Capacity: 500 Milliliters Grade Level: Grades 6-12 SUOM Description: Each Brand Name: United Scientific Description: Erlenmeyer Flask