Yamato Scientific BU300 Low Constant Temperature Water Bath - Manual (Page 7)

5
3. About the liquid in the reservoir
◎ ◎ ◎ ◎ ○ ○ ○ ○ Ч Ч Ч Ч
„ Please use water or the ethyl alcohol solution.
(1) When using water (1) When using water (1) When using water (1) When using water
To use the ion exchange water or distilled
water is recommendable. Because the
adhesion of scale is few, maintenance
becomes easy.
Ion exchange
water
Water service
water
Well water
Density of ethanol Density of ethanol Density of ethanol Density of ethanol
Wt % Wt % Wt % Wt % Vo1 % Vo1 % Vo1 % Vo1 %
Coagulation Coagulation Coagulation Coagulation
point ( point ( point ( point (℃
℃ ℃ ℃))))
4.8 6.0 -2.0
11.3 14.0 -5.0
13.8 17.0 -6.1
16.4 20.2 -7.5
17.5 21.5 -8.7
18.8 23.1 -9.4
20.3 24.8 -10.6
22.1 27.0 -12.2
24.2 29.5 -14.0
26.7 32.4 -16.0
29.9 36.1 -18.9
33.8 40.5 -23.6
39.0 46.3 -28.7
(2) When using alcohol (2) When using alcohol (2) When using alcohol (2) When using alcohol
Be sure to use the ethyl alcohol solution.
Please refer to the table to your right for the
density of solution. Please never use neither
antifreezing solution for the car nor the
ethylene glycol solution. Immersion
temperature control device might not operate
normally.
46.3 53.8 -33.9