Purpose:
The news standard ‘Common Portland Cement’ was used in 2007 and will replace the three standards GB175/GB1344 and GB12958. This new standard specifies the mandatory requirement that the chloride ion content must be less than 0.06%. 

Technical parameters ：
Power：AC220V
Heating power：1000W，
Power of air pump：12W
Temperature control accuracy：±0.2%
Timing accuracy：±0.1%
Distilling time：10-15min
Temperature setting：250-260℃