If you wish to order 2n1 Colored insert for Expell cryo tubes, red-blue, bag, 6x100 pcs., please use the catalogue number #12-504RB00C
Blue has a wavelength of around 480 nm and will make your sample visible. If your sample is too concentrated you can dissolve it in water.
Blue Substrate,red dye
Cryo preservation is done in tubes or vials. The tube or vial can be stores in liquid nitrogen at -196°C or in a -85°C freezer. Autoclavable.
2n1 Colored insert for Expell tubes, red- bag, 6x100 pcs.
2n1 Colored insert to measure Expell cryo tubes, red-blue, bag, 6x100 pcs.