A:Product Introduction: DSHE-1A Engler Viscometer is designed according the national standard of People’s Republic of China GB/T 266 “Test Method for Engler Viscosity of Petroleum Products, and the company standard of Shanghai Municipality Q/YXYY11 “WNE-1A Engler Viscometer. DSHE-1A Engler Viscometer is used for determining ratio between the time used by a liquid flowing out of Engler viscometer under a certain temperature and volume, also suitable for distilled water flowing out of Engler viscometer at 20 ℃. The ratio is the liquids’ Engler viscosity. B:Main technical specifications and parameters 1. Standard water value: 51±1 s 2. Timer accuracy: 1/100 s 3. Power of heater: 550 W 4. Measuring flask: 200±0.2 ml 5. Temperature controlling accuracy: ±0.2℃ 6. Inner container: Made of stainless steel 7. Thermometer: In accordance with GB/T 514 8. Temperature measurement range: 0℃~100℃