These Pyrex® capillary melting point tubes are made from No. 7800 glass. The 100 and 90mm sizes are available with both ends open or with one end open and one end closed. All tubes have a 0.2-0.25mm wall range and are cylindrical.
|Cat.No.||Description||Approx. length (mm)||Wall range (mm)||Wall tot. ± (mm)||O.D. range (mm)||I.D. range (mm)|
|1-9530-1||2 open ends||100||0.20||0.02||1.5-1.8|
|1-9530-2||2 open ends||100||0.25||0.03||0.8-1.1|
|1-9530-3||1 open, 1 closed end||90||0.20||0.02||1.5-1.8|
|1-9530-4||1 open, 1 closed end||90||0.25||0.03||0.8-1.1|