These reusable PYREX® glass 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. Tubes are well annealed, resistant to heat, and chemically stable. Culture tubes are rimless and feature walls and bottoms of uniform thickness, with flat, fire-polished ends.
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| A-9820-22-PK12 |
22x175mm Test Tubes, Pyrex Glass, Round Btm, 50ml Vol, Rimless, White Marking Spot, PYREX® 9820-22 (Pack 12) |
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| A-9820-22-PK72 |
22x175mm Test Tubes, Pyrex Glass, Round Btm, 50ml Vol, Rimless, White Marking Spot, PYREX® 9820-22 (Pack 72) |
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