Test tubes and racks
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Test tube racks, wood
Kat.-Nr. Number of holes Dia. Comment 667 052 4 12 18 mm with drip rods 667 055 4 6 22 mm with drip rods 667 053 4 10 22 mm 667 054 4 10 32 mm -
Test tube racks, plastic
Kat.-Nr. Number of sites Dia. Comment 667 050 4 9 18 mm 609 021 4 40 20 mm stackable -
Test tube made of Duran with beaded rim
DIN 12 395, ISO 4142.
Kat.-Nr. Quantity Dia. Length Wall thickness 602 001 100 12 mm 100 mm 0.8 ... 1.0 mm 602 002 4 100 16 mm 160 mm 1.0 ... 1.2 mm 602 004 4 100 20 mm 180 mm 1.0 ... 1.2 mm -
664057 4
Test tube, DURAN, 30 x 200 mm, SB 29
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Test tube made with beaded rim
Kat.-Nr. Quantity Dia. Length Type of glass 664 039 4 10 12 mm 75 mm AR glass 664 049 4 1 30 mm 200 mm Borosilicate 3.3 664 052 4 1 30 mm 200 mm Hard glass -
Test tube made of Fiolax with beaded rim
DIN 12395, ISO 4142. Fiolax test tubes have thin walls. They are relatively insensitive again quick temperature changes and local heating.
Kat.-Nr. Quantity Dia. Length Wall thickness 664 041 4 100 12 mm 100 mm 0.4 ... 0.5 mm 664 042 4 100 16 mm 160 mm 0.5 ... 0.6 mm 664 043 4 10 16 mm 160 mm 0.5 ... 0.6 mm 664 044 4 100 20 mm 180 mm 0.5 ... 0.6 mm 664 045 4 10 30 mm 200 mm 0.7 ... 0.8 mm -
Test tube made of Supremax with beaded rim
In continuous operation, Supremax test tubes sustain temperatures of 700 °C, even higher temperatures for short periods.
Kat.-Nr. Quantity Dia. Length 664 048 4 1 20 mm 180 mm -
667032 4
Test tube holder, wooden, 40 mm diam.
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