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Starna® - Semi-Micro Cells
Type 29 Semi-Micro cellsStarna Type 29 Semi-Micro cells are for use in situations where the amount of sample volume is limited. The volume of a Semi-Micro cell is approximately 40% of an equivalent path length Standard Rectangular cell. The exterior dimensions allow them to be used with virtually every spectrophotometer or photometer instrument.

All Type2 9 cells have an exterior height of 48mm, two clear windows and an open top. The walls and base of the cell are polished on the inside and grey on the outside and are made from clear transparent material. Window thickness is 1.25mm. PTFE lids are supplied with all path lengths with the exception of the 100mm which has a glass lid.

Window material Optical Glass, usable range: 334 to 2500nm
Starna Catalogue Path Length Ext Width Ext Length Ext Height Int Width Int Length Base Nom Vol Polished
Number mm mm mm mm mm mm mm ml Windows
29/G/5 5 12.5 7.5 45 4 5 2.5 0.700 2
29/G/10 10 12.5 12.5 45 4 10 2.5 1.400 2
29/9/G/10 10 12.5 12.5 45 4 10 9 1.160 2
29/G/20 20 12.5 22.5 45 4 20 2.5 2.800 2
29/G/40 40 12.5 42.5 45 4 40 2.5 5.600 2
29/G/50 50 12.5 52.5 45 4 50 2.5 7.000 2

Window material Special Optical Glass, usable range: 320 to 2500nm
Starna Catalogue Path Length Ext Width Ext Length Ext Height Int Width Int Length Base Nom Vol Polished
Number mm mm mm mm mm mm mm ml Windows
29/SOG/5 5 12.5 7.5 45 4 5 2.5 0.700 2
29/SOG/10 10 12.5 12.5 45 4 10 2.5 1.400 2
29/9/SOG/10 10 12.5 12.5 45 4 10 9 1.160 2
29/SOG/20 20 12.5 22.5 45 4 20 2.5 2.800 2
29/SOG/40 40 12.5 42.5 45 4 40 2.5 5.600 2
29/SOG/50 50 12.5 52.5 45 4 50 2.5 7.000 2

Window material Borofloat, usable range: 325 to 2500nm
Starna Catalogue Path Length Ext Width Ext Length Ext Height Int Width Int Length Base Nom Vol Polished
Number mm mm mm mm mm mm mm ml Windows
29/PX/10 10 12.5 12.5 45 4 10 2.5 1.400 2

Window material UV Silica, usable range: 220 to 2500nm
Starna Catalogue Path Length Ext Width Ext Length Ext Height Int Width Int Length Base Nom Vol Polished
Number mm mm mm mm mm mm mm ml Windows
29/HH/10 10 12.5 12.5 45 4 10 2.5 1.400 2

Window material Spectrosil Quartz or equivalent, usable range: 170 to 2700nm.
Starna Catalogue Path Length Ext Width Ext Length Ext Height Int Width Int Length Base Nom Vol Polished
Number mm mm mm mm mm mm mm ml Windows
29/Q/5 5 12.5 7.5 45 4 5 2.5 0.700 2
29/Q/10 10 12.5 12.5 45 4 10 2.5 1.400 2
29/9/Q/10 10 12.5 12.5 45 4 10 9 1.160 2
29/Q/20 20 12.5 22.5 45 4 20 2.5 2.800 2
29/Q/40 40 12.5 42.5 45 4 40 2.5 5.600 2
29/Q/50 50 12.5 52.5 45 4 50 2.5 7.000 2
29/Q/100 100 12.5 102.5 45 4 100 2.5 14.000 2

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