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Glass Barrel: Borosilicate 3.3
Needles: Stainless steel (ss) or fused silica
Removable Needle (RN) autoclavable
Fixed Needle (FN) not autoclavable
stainless steel=ss*
Needle Tip



| (FN) | Needle Tip | 45 | 45 | |
| Length | 75 mm | 85 mm | ||
| Volume | Plunger Tip | O.D. | Part No. | Part No. |
| 5 µl | ss* | 0.23 mm | 2142306 | 2142307 |

| (RN) | Needle Tip | 45 | 45 | 45 | b | b (fused silica) | |
| Length | 75 mm | 85 mm | 100 mm | 125 mm | 100 mm | ||
| Volume | Plunger | O.D. | Part No. | Part No. | Part No. | Part No. | Part No. |
| 5 µl | ss* | 0.17 mm | - | - | - | - | 2142303 |
| 5 µl | ss* | 0.23 mm | 2142313 | - | 2142312 | - | 2142304 |
| 10 µl | ss* | 0.17 mm | - | - | - | 2142403 | - |
| 10 µl | ss* | 0.23 mm | 2142407 | 2142408 | 2142412 | 2142406 | 2142404 |
| 10 µl | PTFE | 0.17 mm | - | - | - | - | 2642401 |
| 10 µl | PTFE | 0.23 mm | 2642403 | - | - | - | 2642402 |
Replacement Needles
| (RN) | Needle Tip | 45 | 45 | 45 | b | b |
| ss | ss | ss | ss | fused silica | ||
| Length | 75 mm | 85 mm | 100 mm | 125 mm | 100 mm | |
| Volume | O.D. | 3-Pack | 3-Pack | 3-Pack | 3-Pack | 3-Pack |
| 5 µl | 0.17 mm | - | - | - | - | 2822021 |
| 5 µl | 0.23 mm | 2822303 | 2822304 | 2822302 | - | - |
| 10 µl | 0.17 mm | - | - | - | 2822404 |
2822022 |
| 10 µl | 0.23 mm | 2822408 | 2822409 | 2822407 | 2822406 | 2822042 |