At a certain temperature, when the liquid flows in an upright capillary tubing in a state of complete wetting of the pipe wall, its kinematic viscosity is proportional to the flow time. When measuring, use the liquid with known kinematic viscosity as the standard, measure the time it flows out of the Capillary Viscometer, and then measure the time the sample flows out of the same Viscometer to calculate the viscosity of the sample.
It has been widely used in petroleum, chemical industry, light industry, electromechanical, national defense, transportation, coal, metallurgy, food, papermaking, spinning & weaving, scientific research, institutions of higher learning and other units.
| Item | Describe | Viscosity range |
| CV003-001 | Ubbelohde ASTM size 0 | 0.3 - 1 cSt |
| CV003-002 | Ubbelohde ASTM size 0C | 0.6 - 3 cSt |
| CV003-003 | Ubbelohde ASTM size 0B | 1 - 5 cSt |
| CV003-004 | Ubbelohde ASTM size 1 | 2- 10 cSt |
| CV003-005 | Ubbelohde ASTM size 1C | 6 - 30 cSt |
| CV003-006 | Ubbelohde ASTM size 1B | 10 - 50 cSt |
| CV003-007 | Ubbelohde ASTM size 2 | 20 - 100 cSt |
| CV003-008 | Ubbelohde ASTM size 2C | 60 - 300 cSt |
| CV003-009 | Ubbelohde ASTM size 2B | 100 - 500 cSt |
| CV003-010 | Ubbelohde ASTM size 3 | 200 - 1000 cSt |
| CV003-011 | Ubbelohde ASTM size 3C | 600 - 3000 cSt |
| CV003-012 | Ubbelohde ASTM size 3B | 1000 - 5000 cSt |
| CV003-013 | Ubbelohde ASTM size 4 | 2000 - 10000 cSt |
| CV003-014 | Ubbelohde ASTM size 4C | 6000 - 30000 cSt |
| CV003-015 | Ubbelohde ASTM size 4B | 10000 - 50000 cSt |
| CV003-016 | Ubbelohde ASTM size 5 | 20000 - 100000 cSt |
| CV003-100 | Ubbelohde DIN size 0 | 0.35 - 1 cSt |
| CV003-101 | Ubbelohde DIN size 0c | 0.7 - 3 cSt |
| CV003-102 | Ubbelohde DIN size 0a | 1 - 5 cSt |
| CV003-103 | Ubbelohde DIN size I | 2- 10 cst |
| CV003-104 | Ubbelohde DIN size Ic | 6 - 30 cSt |
| CV003-111 | Ubbelohde DIN size Ia | 10 - 50 cSt |
| CV003-105 | Ubbelohde DIN size II | 20 - 100 cSt |
| CV003-106 | Ubbelohde DIN size IIc | 6- 30 cSt |
| CV003-112 | Ubbelohde DIN size IIa | 100 - 500 cSt |
| CV003-107 | Ubbelohde DIN size III | 200 - 1000 cst |
| CV003-108 | Ubbelohde DIN size IIIc | 600 - 3000 cSt |
| CV003-113 | Ubbelohde DIN size IIIa | 1000 - 5000 cSt |
| CV003-109 | Ubbelohde DIN size IV | 2000 - 10000 cSt |
| CV003-110 | Ubbelohde DIN size IVc | 6000 - 30000 cSt |
| CV003-114 | Ubbelohde DIN size IVa | 10000 - 50000 cSt |
| CV004-101 | Cannon-Fenske Opaque size 25 | 0.5- 2 cSt |
| CV004-102 | Cannon-Fenske Opaque size 50 | 0.8 - 4 cSt |
| CV004-103 | Cannon-Fenske Opaque size 75 | 1.6 - 8 cSt |
| CV004-104 | Cannon-Fenske Opaque size 100 | 3- 15 cSt |
| CV004-105 | Cannon-Fenske Opaque size 150 | 7 - 35 cSt |
| CV004-106 | Cannon-Fenske Opaque size 200 | 20 - 100 cSt |
| CV004-107 | Cannon-Fenske Opaque size 300 | 50 -200 cSt |
| CV004-108 | Cannon-Fenske Opaque size 350 | 100 - 500 cSt |
| CV004-109 | Cannon-Fenske Opaque size 400 | 240 - 1200 cSt |
| CV004-110 | Cannon-Fenske Opaque size 450 | 500- 2500 cSt |
| CV004-111 | Cannon-Fenske Opaque size 500 | 1600 - 8000 cSt |
| CV004-112 | Cannon-Fenske Opaque size 600 | 4000 -20000 cSt |
| CV004-201 | Cannon-Fenske Routine size 25 | 0.5 - 2 cSt |
| CV004-202 | Cannon-Fenske Routine size 50 | 0.8 - 4 cSt |
| CVO04-203 | Cannon-Fenske Routine size 75 | 1.6 - 8 cSt |
| CV004-204 | Cannon-Fenske Routine size 100 | 3- 15 cSt |
| CVO04-205 | Cannon-Fenske Routine size 150 | 7 - 35 cSt |
| CV004-206 | Cannon-Fenske Routine size 200 | 20 - 100 cSt |
| CV004-207 | Cannon-Fenske Routine size 300 | 50 -200 cSt |
| CV004-208 | Cannon-Fenske Routine size 350 | 100 - 500 cSt |
| CV004-209 | Cannon-Fenske Routine size 400 | 240 - 1200 cSt |
| CV004-210 | Cannon-Fenske Routine size 450 | 500 - 2500 cSt |
| CV004-211 | Cannon-Fenske Routine size 500 | 1600 - 8000 cSt |
| CV004-212 | Cannon-Fenske Routine size 600 | 4000 -20000 cSt |
| CV006-101 | U-Tube Type BS/U size A | 0.9 - 3 cSt |
| CV006-102 | U-Tube Type BS/U size B | 2- 10 cSt |
| CV006-103 | U-Tube Type BS/U size C | 6 - 30 cSt |
| CV006-104 | U-Tube Type BS/U size D | 20 - 100 cSt |
| CV006-105 | U-Tube Type BS/U size E | 60 - 300 cSt |
| CV006-106 | U-Tube Type BS/U size F | 200 - 1000 cSt |
| CV006-107 | U-Tube Type BS/U size G | 600 - 3000 cSt |
| CV006-008 | U-Tube Type BS/U size H | 2000 - 10000 cSt |
| CV006-001 | U-Tube Reverse Flow BS/IP/RF size l | 0.6 - 3 cSt |
| CV006-002 | U-Tube Reverse Flow BS/IP/RF size 2 | 2- 10 cSt |
| CV006-003 | U-Tube Reverse Flow BS/IP/RF size 3 | 6 - 30 cSt |
| CV006-004 | U-Tube Reverse Flow BS/IP/RF size 4 | 20 - 100 cSt |
| CV006-005 | U-Tube Reverse Flow BS/ IP/RF size 5 | 60 - 300 cSt |
| CV006-006 | U-Tube Reverse Flow BS/IP/RF size 6 | 200 - 1000 cSt |
| CV006-007 | U-Tube Reverse Flow BS/IP/RF size 7 | 600 - 3000 cSt |
| CV006-008 | U-Tube Reverse Flow BS/IP/RF size 8 | 2000 - 10000 cSt |
| CV006-009 | U-Tube Reverse Flow BS/IP/RF size 9 | 6000 - 30000 cSt |
| CV006-010 | U一Tube Reverse Flow BS/IP/RF size 10 | 20000 - 100000 cSt |
| CV006-011 | U-Tube Reverse Flow BS/IP/RF size 11 | 60000 - 300000 cSt |