![Amazon.com: 10 Pieces of Colorful Glass Tubes 6 Inches Long 12mm OD 8mm ID 2mm Thickness Glass Borosilicate Blowing Tubes : Everything Else Amazon.com: 10 Pieces of Colorful Glass Tubes 6 Inches Long 12mm OD 8mm ID 2mm Thickness Glass Borosilicate Blowing Tubes : Everything Else](https://m.media-amazon.com/images/I/51N4u6Q-L1L.jpg)
Amazon.com: 10 Pieces of Colorful Glass Tubes 6 Inches Long 12mm OD 8mm ID 2mm Thickness Glass Borosilicate Blowing Tubes : Everything Else
![Amazon.com: Glass Tubes 12 Piece, 4 Inch Long, OD 10 mm, Thickness 1.5 mm, Industrial Borosilicate Glass Tubing (10mm-4IN-Clear) : Industrial & Scientific Amazon.com: Glass Tubes 12 Piece, 4 Inch Long, OD 10 mm, Thickness 1.5 mm, Industrial Borosilicate Glass Tubing (10mm-4IN-Clear) : Industrial & Scientific](https://m.media-amazon.com/images/I/61EGMfLGweL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Glass Tubes 12 Piece, 4 Inch Long, OD 10 mm, Thickness 1.5 mm, Industrial Borosilicate Glass Tubing (10mm-4IN-Clear) : Industrial & Scientific
![Amazon.com: Nisorpa 12 Pack Borosilicate Glass Tubing 12" Industrial Glass Blowing Tube 8mm OD 1.1mm Thick Wall Clear Pipe For Laboratory Experiment : Industrial & Scientific Amazon.com: Nisorpa 12 Pack Borosilicate Glass Tubing 12" Industrial Glass Blowing Tube 8mm OD 1.1mm Thick Wall Clear Pipe For Laboratory Experiment : Industrial & Scientific](https://m.media-amazon.com/images/I/61lNXjlUxBL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Nisorpa 12 Pack Borosilicate Glass Tubing 12" Industrial Glass Blowing Tube 8mm OD 1.1mm Thick Wall Clear Pipe For Laboratory Experiment : Industrial & Scientific
![Amazon.com: PQAPGT 6 Inch Long 5 Colors 10 Pieces Glass Borosilicate Blowing Tubes 12 mm OD 2mm Thick Wall Tubing for Various Applications : Everything Else Amazon.com: PQAPGT 6 Inch Long 5 Colors 10 Pieces Glass Borosilicate Blowing Tubes 12 mm OD 2mm Thick Wall Tubing for Various Applications : Everything Else](https://m.media-amazon.com/images/I/51Ql5fetOGL._AC_UF894,1000_QL80_.jpg)
Amazon.com: PQAPGT 6 Inch Long 5 Colors 10 Pieces Glass Borosilicate Blowing Tubes 12 mm OD 2mm Thick Wall Tubing for Various Applications : Everything Else
![Amazon.com: Cornucopia Colored Borosilicate Glass Tubes (12-Piece Set, Assorted Colors and Sizes); Boro Tubing for Glass Making and DIY : Industrial & Scientific Amazon.com: Cornucopia Colored Borosilicate Glass Tubes (12-Piece Set, Assorted Colors and Sizes); Boro Tubing for Glass Making and DIY : Industrial & Scientific](https://m.media-amazon.com/images/I/61BWs1Lhl9L.jpg)
Amazon.com: Cornucopia Colored Borosilicate Glass Tubes (12-Piece Set, Assorted Colors and Sizes); Boro Tubing for Glass Making and DIY : Industrial & Scientific
![Amazon.com: 8 Inch Long 10 Pack Premium Borocilicate Glass Tubes 12mm OD X 8mm ID X 2mm Thick Wall Tubing : Industrial & Scientific Amazon.com: 8 Inch Long 10 Pack Premium Borocilicate Glass Tubes 12mm OD X 8mm ID X 2mm Thick Wall Tubing : Industrial & Scientific](https://m.media-amazon.com/images/I/712W6Vzpx5L._AC_UF894,1000_QL80_.jpg)
Amazon.com: 8 Inch Long 10 Pack Premium Borocilicate Glass Tubes 12mm OD X 8mm ID X 2mm Thick Wall Tubing : Industrial & Scientific
![Amazon.com: PQAPGT Grey 4 Inch Long 10 Pieces Glass Borosilicate Blowing Tubes 12 mm OD 2mm Thick Wall Tubing for Various Applications : Everything Else Amazon.com: PQAPGT Grey 4 Inch Long 10 Pieces Glass Borosilicate Blowing Tubes 12 mm OD 2mm Thick Wall Tubing for Various Applications : Everything Else](https://m.media-amazon.com/images/I/51Vwiou9xnL._AC_UF894,1000_QL80_.jpg)
Amazon.com: PQAPGT Grey 4 Inch Long 10 Pieces Glass Borosilicate Blowing Tubes 12 mm OD 2mm Thick Wall Tubing for Various Applications : Everything Else
![Amazon.com: PQAPGT 6 Inch Long 10 Pieces Glass Borosilicate Blowing Tubes 12 mm OD 2mm Thick Wall Tubing Clear Tubes : Everything Else Amazon.com: PQAPGT 6 Inch Long 10 Pieces Glass Borosilicate Blowing Tubes 12 mm OD 2mm Thick Wall Tubing Clear Tubes : Everything Else](https://m.media-amazon.com/images/I/51bGZ41Tr-L._AC_UF894,1000_QL80_.jpg)
Amazon.com: PQAPGT 6 Inch Long 10 Pieces Glass Borosilicate Blowing Tubes 12 mm OD 2mm Thick Wall Tubing Clear Tubes : Everything Else
![Amazon.com: LC GLASS 4 Inch Long 6 PIECE Premium Borocilicate Glass Tubes 12 mm OD 2 mm ID Wall : Industrial & Scientific Amazon.com: LC GLASS 4 Inch Long 6 PIECE Premium Borocilicate Glass Tubes 12 mm OD 2 mm ID Wall : Industrial & Scientific](https://m.media-amazon.com/images/I/718HiiDPTEL._AC_UF894,1000_QL80_.jpg)
Amazon.com: LC GLASS 4 Inch Long 6 PIECE Premium Borocilicate Glass Tubes 12 mm OD 2 mm ID Wall : Industrial & Scientific
![Thiele Melting Point Tube, 6" Long, 1" Diameter - Borosilicate Glass: Amazon.com: Industrial & Scientific Thiele Melting Point Tube, 6" Long, 1" Diameter - Borosilicate Glass: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/51uCpXHCUoL._AC_UF1000,1000_QL80_.jpg)
Thiele Melting Point Tube, 6" Long, 1" Diameter - Borosilicate Glass: Amazon.com: Industrial & Scientific
![Rimmed Glass Test Tube, Borosilicate - 7mL Capacity with 13mm Outside Dia, 10mm Inside Dia (Approx.) - 3" Height: Amazon.com: Industrial & Scientific Rimmed Glass Test Tube, Borosilicate - 7mL Capacity with 13mm Outside Dia, 10mm Inside Dia (Approx.) - 3" Height: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/418Ci--XjVL._AC_UF1000,1000_QL80_.jpg)
Rimmed Glass Test Tube, Borosilicate - 7mL Capacity with 13mm Outside Dia, 10mm Inside Dia (Approx.) - 3" Height: Amazon.com: Industrial & Scientific
![Amazon.com: 10 Pieces of Colorful Glass Tubes 4 Inches Long 12mm OD 8mm ID 2mm Thickness Glass Borosilicate Blowing Tubes : Everything Else Amazon.com: 10 Pieces of Colorful Glass Tubes 4 Inches Long 12mm OD 8mm ID 2mm Thickness Glass Borosilicate Blowing Tubes : Everything Else](https://m.media-amazon.com/images/I/51x57b7-MTL._AC_UF894,1000_QL80_.jpg)
Amazon.com: 10 Pieces of Colorful Glass Tubes 4 Inches Long 12mm OD 8mm ID 2mm Thickness Glass Borosilicate Blowing Tubes : Everything Else
![5mL Test Tubes - Pack of 48 - Borosilicate 3.3 Glass - 1mm Thick Walls, Beaded Rim - Superior Heat & Chemical Durability - 3" Tall, 0.5" Diameter - Eisco Labs: Amazon.com: Industrial & Scientific 5mL Test Tubes - Pack of 48 - Borosilicate 3.3 Glass - 1mm Thick Walls, Beaded Rim - Superior Heat & Chemical Durability - 3" Tall, 0.5" Diameter - Eisco Labs: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/717hnZRuAaS._AC_UF1000,1000_QL80_.jpg)
5mL Test Tubes - Pack of 48 - Borosilicate 3.3 Glass - 1mm Thick Walls, Beaded Rim - Superior Heat & Chemical Durability - 3" Tall, 0.5" Diameter - Eisco Labs: Amazon.com: Industrial & Scientific
![Amazon.com: PQAPGT Blue 4 Inch Long 10 Pieces Glass Borosilicate Blowing Tubes 12 mm OD 2mm Thick Wall Tubing for Various Applications : Everything Else Amazon.com: PQAPGT Blue 4 Inch Long 10 Pieces Glass Borosilicate Blowing Tubes 12 mm OD 2mm Thick Wall Tubing for Various Applications : Everything Else](https://m.media-amazon.com/images/I/51KXDqU5IAL._AC_UF894,1000_QL80_.jpg)
Amazon.com: PQAPGT Blue 4 Inch Long 10 Pieces Glass Borosilicate Blowing Tubes 12 mm OD 2mm Thick Wall Tubing for Various Applications : Everything Else
![Amazon.com: PQAPGT Colorful 4 Inch Long 5 Colors 10 Pieces Glass Borosilicate Blowing Tubes 12 mm OD 2mm Thick Wall Tubing : Everything Else Amazon.com: PQAPGT Colorful 4 Inch Long 5 Colors 10 Pieces Glass Borosilicate Blowing Tubes 12 mm OD 2mm Thick Wall Tubing : Everything Else](https://m.media-amazon.com/images/I/51fw1TNtkhL._AC_UF894,1000_QL80_.jpg)
Amazon.com: PQAPGT Colorful 4 Inch Long 5 Colors 10 Pieces Glass Borosilicate Blowing Tubes 12 mm OD 2mm Thick Wall Tubing : Everything Else
![Amazon.com: Asfroy Egytree 12" Borosilicate Glass Blowing Tubing 5 Clear Tubes 12mm OD 2mm Thick Wall Tube : Industrial & Scientific Amazon.com: Asfroy Egytree 12" Borosilicate Glass Blowing Tubing 5 Clear Tubes 12mm OD 2mm Thick Wall Tube : Industrial & Scientific](https://m.media-amazon.com/images/I/71h9aD+igdL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Asfroy Egytree 12" Borosilicate Glass Blowing Tubing 5 Clear Tubes 12mm OD 2mm Thick Wall Tube : Industrial & Scientific
![5PCS 4.79 inches Long Glass Tubes 12mm Diameter 2mm Glass Tube Color Borosilicate Glass Tubes: Amazon.com: Industrial & Scientific 5PCS 4.79 inches Long Glass Tubes 12mm Diameter 2mm Glass Tube Color Borosilicate Glass Tubes: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/51wsmP-jX0L._AC_UF1000,1000_QL80_.jpg)
5PCS 4.79 inches Long Glass Tubes 12mm Diameter 2mm Glass Tube Color Borosilicate Glass Tubes: Amazon.com: Industrial & Scientific
![Amazon.com: PQAPGT 4 Inch Long 10 Pieces Glass Borosilicate Blowing Tubes 12 mm OD 2mm Thick Wall Tubing, Clear Tubes for Art DIY : Everything Else Amazon.com: PQAPGT 4 Inch Long 10 Pieces Glass Borosilicate Blowing Tubes 12 mm OD 2mm Thick Wall Tubing, Clear Tubes for Art DIY : Everything Else](https://m.media-amazon.com/images/I/710WNuHDTdL._AC_UF894,1000_QL80_.jpg)
Amazon.com: PQAPGT 4 Inch Long 10 Pieces Glass Borosilicate Blowing Tubes 12 mm OD 2mm Thick Wall Tubing, Clear Tubes for Art DIY : Everything Else
![Amazon.com: 8 Inch Long 12 Piece Borosilicate Glass Tubes OD 10 mm Thickness 1.5 mm Industrial Glass Tubing (10mm / Clear) : Industrial & Scientific Amazon.com: 8 Inch Long 12 Piece Borosilicate Glass Tubes OD 10 mm Thickness 1.5 mm Industrial Glass Tubing (10mm / Clear) : Industrial & Scientific](https://m.media-amazon.com/images/I/616-u2AL74L._AC_UF894,1000_QL80_.jpg)
Amazon.com: 8 Inch Long 12 Piece Borosilicate Glass Tubes OD 10 mm Thickness 1.5 mm Industrial Glass Tubing (10mm / Clear) : Industrial & Scientific
![Amazon.com: 8 Inch Long 12 Piece Borosilicate Glass Tubes OD 8 mm Thickness 1.5 mm Colorful Industrial Glass Tubing (8mm / Multiple Colors) : Industrial & Scientific Amazon.com: 8 Inch Long 12 Piece Borosilicate Glass Tubes OD 8 mm Thickness 1.5 mm Colorful Industrial Glass Tubing (8mm / Multiple Colors) : Industrial & Scientific](https://m.media-amazon.com/images/I/710RtVoWZdL._AC_UF894,1000_QL80_.jpg)
Amazon.com: 8 Inch Long 12 Piece Borosilicate Glass Tubes OD 8 mm Thickness 1.5 mm Colorful Industrial Glass Tubing (8mm / Multiple Colors) : Industrial & Scientific
![Borosilicate Glass Test Tubes with Rim 125MM x 16MM (Pack 5) : Amazon.co.uk: Business, Industry & Science Borosilicate Glass Test Tubes with Rim 125MM x 16MM (Pack 5) : Amazon.co.uk: Business, Industry & Science](https://m.media-amazon.com/images/I/416Uq5kEBdL._AC_UF894,1000_QL80_.jpg)
Borosilicate Glass Test Tubes with Rim 125MM x 16MM (Pack 5) : Amazon.co.uk: Business, Industry & Science
![5 Pack Pyrex Glass Tube 4" Long 12mm Outside Diameter 1.5mm Thick Borosilicate Blow Tube : Amazon.com.be: Industrial & Scientific 5 Pack Pyrex Glass Tube 4" Long 12mm Outside Diameter 1.5mm Thick Borosilicate Blow Tube : Amazon.com.be: Industrial & Scientific](https://m.media-amazon.com/images/I/319Cvr5z6CL._AC_SY580_.jpg)
5 Pack Pyrex Glass Tube 4" Long 12mm Outside Diameter 1.5mm Thick Borosilicate Blow Tube : Amazon.com.be: Industrial & Scientific
![Amazon.com: Devardi Glass Boro Tubing, COE 33, Mixed Colors, 75 Borosilicate 12" Tubes : Arts, Crafts & Sewing Amazon.com: Devardi Glass Boro Tubing, COE 33, Mixed Colors, 75 Borosilicate 12" Tubes : Arts, Crafts & Sewing](https://m.media-amazon.com/images/I/81Q1rdA+PRL._AC_UF894,1000_QL80_.jpg)