Product Parameters 1. Power supply: AC 220 V± 10%, 50 Hz; 2. Heating power: 1700 W; 3. Temperature range: Ambient temperature~100.0ºC; 4. Temperature controlling accuracy: ± 0.01ºC; 5. Bath cubage: 20 L; 6. Timing range: 0.0s~9999.9s; 7. Timing accuracy: Not more than ± 0.05% in 60 min; 8. Sample quantity: 4 piece at the same time; 9. Stirring motor: 6 W, 1200 RPM; 10. Operation environment: (1) Ambient temperature: -10ºC~35ºC; (2) Relative humidity: ≤ 85%; 11. Temperature sensor: Industrial platinum, PT100; 12. Total power consumption: Not more than 1800 W; 13. Capillary Viscometer: 7 pieces in a group; Inner diameters of them are 0.6, 0.8, 1.0, 1.2, 1.5, 2.0, 2.5mm respectively.