Tubes made of polystyrene (PS), type 1890 is used for various technical and laboratory purposes (to be tested resistance transported medium).
Manipulation of the tubes can be carried out at a temperature from 0°C to + 80°C.

Inside diameter (mm)	Outside diameter (mm)	Length 1 pc (mm)	Weight 1 piece (g)
2±0,3	4+0,3	330+2%	3,8
16+0,4	20+0,7	650+3%	87
17+0,4	20+0,7	600+3%	62
17+0,4	20+0,7	700+3%	66
17+0,4	20+0,7	750+3%	71

Summary tubes type 1890.