| CELL TYPE | LIGHTPATH in mm | Q SILICA UV GRADE | I SILICA IR GRADE | QG FUSED SILICA | G OPTICAL GLASS | VOLUME ml |
| Type 21 Standard Spectrophotometer Cell Also available w/bottleneck, Inquire for Pricing | 1mm | 0023Q-319 | 0023R-367 | 0023S-586 | 0023T-570 | 1.4 |
| 2mm | 0023Q-579 | 0023R-368 | N/A | 0023T-2370 | .7 | |
| 5mm | 0023Q-349 | 0023R-2365 | 0023S-627 | 0023T-2371 | 1.7 | |
| 10mm | 0023Q-261 | 0023R-414 | N/A | 0023T-307 | 3.5 | |
| 20mm | 0023Q-2364 | 0023R-2366 | 0023S-2368 | 0023T-581 | 7.0 | |
| 40mm | 0023Q-580 | 0023R-2367 | 0023S-2369 | 0023T-2372 | 14.0 | |
| 50mm | 0023Q-7513 | 0023R-7514 | N/A | 0023T-7516 | 17 |