Borosilicate 3.3. Glass Uniform wall thickness distribution. High temperature resistance. Perfect chemical resistance, good thermal stability. Perfect chemical resistance and heat resistant. With graduation to read the approximate contents labeling area. If you received broken items, please contact us, we will do our best to meet your satisfaction. Thank you! Minimal thermal expansion, giving relatively high resistance to temperature changes.

Date First Available: November 16, 2017. Is Discontinued By Manufacturer: No. Best Sellers Rank: #3,265 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #2 in Lab Beakers. Customer Reviews: 4.7 4.7 out of 5 stars 4,108 ratings 4.7 out of 5 stars. Item model number: 69091100. : B01J57WFF6. Manufacturer: Ronyes Lifescience. Item Weight: 8.8 ounces. Package Dimensions: 4.92 x 4.41 x 4.21 inches.