Ubbelohde viscometer 0.2-1mm²/s calibrated

Ubbelohde viscometer, DIN type with printed constant according to ISO/DIN 3105, DIN 51502, BS 188, KFT 60-100, No. 0, inner Ø 0.36 mm, K 0.001, measuring range 0.2-1 mm²/s, calibrated, four-legged