TEST TUBE RACK PTFE 21HOLE ,Each

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Here is the corrected text: PTFE racks are useful in corrosive environments where commonly used materials tend to crack or corrode. They are perfect for supporting tubes during chemical reactions or when storing. Ideal for use between -200°C to 260°C (-328°F to 500°F). **89026-364** Tube racks feature a durable PTFE construction, providing stable support for tubes during chemical reactions. Autoclavable. Dimensions: 18 x 6 x 8 cm (7 x 2 x 3.1 in) For tube O.D.: 30 mm **89026-360** Tube racks feature a durable PTFE construction, providing stable support for tubes during chemical reactions. Autoclavable. Dimensions: 18 x 6 x 6 cm (7 x 2 x 2.4 in) For tube O.D.: 13 mm **No Catalog Number Provided** Tube racks feature a durable PTFE construction, providing stable support for tubes during chemical reactions. Autoclavable. **89026-358** Tube racks feature a durable PTFE construction, providing stable support for tubes during chemical reactions. Autoclavable. Dimensions: 18 x 6 x 7 cm (7 x 2 x 2.8 in) For tube O.D.: 19 mm