DSHD-3069 Naphthalene Crystallization Point Tester

　　　A: Summary DSHD-3069 Naphthalene Crystallization Point Tester is designed according the national standard of People’s Republic of China GB/T3069.2—2005 Test method for the determination of the crystallization temperature of naphthalene. 　　　Its main function is to determine the crystallization point of refined naphthalene which obtained via washing and rectification of naphthalene containing fraction of high temperature coal tar and the crystallization point of crude naphthalene. 　　　 　　　B: Main technical specifications and parameters 1. Relative humidity:≤85% 2:Heating device:electric heating,power is 600W 3. Temperature controlling range:room temperature～100℃ 4. Temperature controlling accuracy:±1℃ 5. Stirring motor: power is 6W，rotation speed is 1200RPM 6. Power supply: AC220±10% 50Hz 7. Ambient temperature:room temperature～35℃ 8. Vibrometer: electric vibration，amplitude is 100mm，frequency is（60～70）times/min