SY3.429.009(BC5/2) Unsaturated standard batteryDetailed product description：

SY3.429.009 unsaturated standard battery is used as an internal reference voltage for various potential difference meters, and is suitable for normal use under conditions of ambient air temperature of 1-60 degrees Celsius and relative humidity below 80%.
The BC9a 0.005 portable saturated standard battery is suitable for use as an electromotive force measuring tool in metrology departments, industrial and mining enterprises, higher education laboratories, and research institutions.

Product Features:

SY3.429.009 (BC5/2) Unsaturated Standard Battery Technical Parameters:

model	The value of electromotive force is (at a temperature of 20 ℃)	accuracy	Overall dimensions	Quality approximately
BC5/2	1.0193V±500μV	.	55*35*100mm	0.1kg
BC9a 0.005	1.01855-1.01868V	0.005%	98*98*128mm	0.5kg