2005HJ/T 227-2005 Technical requirement for environmental labeling products Mabnetic electric antiscale hydrotreater
1970HJBZ 36-1999 Magnetic anti-scale water processor
HJBZ 36-1999 Magnetic anti-scale water processor was changed to HJ/T 227-2005 Technical requirement for environmental labeling products Mabnetic electric antiscale hydrotreater.