These PYREX® glass round bottom Test Tubes are made of borosilicate glass to reduce pH change and contaminants potentially leached from soda-lime glass. Tubes are well annealed, resistant to heat, and chemically stable. Glass tubes featuring beaded rims are fire-polished. These tubes feature a white marking spot.
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Item Name |
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| 37A39 |
18x150mm Test Tubes, Pyrex Glass, Round Btm, 27ml Vol, White Marking Spot, Rimmed, Pyrex® 9800-18 (Pack 24) |
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(Out of Stock) |
| 37A51 |
18x150mm Test Tubes, Pyrex Glass, Round Btm, 27ml Vol, White Marking Spot, Rimmed, Pyrex® 9800-18 (Pack 72) |
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| 37A13 |
18x150mm Test Tubes, Pyrex Glass, Round Btm, 27ml Vol, White Marking Spot, Rimmed, Pyrex® 9800-18 (Case 576) |
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