CELL TYPELIGHTPATH in mmQ SILICA UV GRADEI SILICA IR GRADEQG FUSED SILICAG OPTICAL GLASSVOLUME mlType 34 Cylindrical Spectrophotometer Cell50mm0023Q-3310023R-2810023S-3560023T-55715.7100mm0023Q-2920023R-4610023S-4090023T-53031.4