설명

사용

The instrument used to assist in the determination of the acid number of petroleum products and PH value, intelligent temperature control, four magnetic stirring. Aquarium structure, the ideal auxiliary measuring instruments.
기술 지표:
온도 범위: -70 ℃~ 20 ℃
온도 조종 정확도: ± 0.1 ℃
Heater power: 1000여
전원 전압: AC220V ± 10%
빈도: 50HZ ± 5%