United Scientific® Borosilicate Glass Test Tubes with Rim, Autoclavable Laboratory Culture Tubes, Multiple Sizes & Capacities, Pack or Case

The United Scientific® Borosilicate Glass Test Tubes with Rim are designed for reliable performance in educational, research, industrial, and clinical laboratory environments. Manufactured from high-quality borosilicate glass, these test tubes offer excellent resistance to heat, chemicals, and thermal shock, making them suitable for a wide range of laboratory procedures involving both hot and cold applications.

Each tube features a reinforced rolled rim that improves handling and durability while helping ensure secure use with laboratory accessories and test tube racks. The pre-cleaned construction allows for immediate use, while the reusable and autoclavable design supports repeated sterilization cycles and long-term cost savings.

This collection includes multiple diameter, length, and capacity options to accommodate a broad range of sample preparation, culture, storage, mixing, and laboratory testing applications. Available capacities range from approximately 3 mL to 175 mL, making these tubes ideal for K-12 science classrooms, STEM programs, colleges, universities, biotechnology laboratories, healthcare facilities, and industrial quality control environments.

Available packaging options include convenient laboratory packs and bulk case quantities to support individual classrooms, laboratory departments, purchasing cooperatives, and institutional procurement requirements.

Available Size & Capacity Options

• 10 × 75 mm — 3 mL
• 12 × 75 mm — 5 mL
• 12 × 100 mm — 8 mL
• 15 × 125 mm — 15 mL
• 15 × 150 mm — 17 mL
• 16 × 100 mm — 14 mL
• 16 × 125 mm — 16 mL
• 18 × 150 mm — 24 mL
• 20 × 150 mm — 36 mL
• 25 × 100 mm — 37 mL
• 25 × 150 mm — 60 mL
• 25 × 200 mm — 75 mL
• 32 × 200 mm — 125 mL
• 38 × 200 mm — 175 mL

Packaging Options

• Pack Quantities: Typically 48, 50, or 72 tubes depending on size
• Bulk Case Quantities: Up to 720 tubes depending on selected size and capacity