Petroleum Analysis Instrument
- DSHD-6536 Distillation Tester
- DSHD-3146 Benzene Products Distillation Tester
- DSHD-6536C Low-temperature Distillation Tester
- DSHD-6536A Distillation Tester
- DSHD-265D-1 Kinematic Viscometer
- DSHD-265H Kinematic Viscometer
- DSHD-265-3 Automatic Capillary Viscometer Washer
- DSHD-265H-1 Automatic Kinematic Viscosity Tester
- DSHD-265C Kinematic Viscometer
- DSHD-265B Kinematic Viscometer