hj354
hj354, Total:2 items.
The international standard classification for "hj354" includes: Environmental protection .
The Chinese standard classification for "hj354" includes: Environmental monitoring instrument and its complete equipment .
Professional Standard - Environmental Protection
- HJ/T 354-2007 Technical specifications for check and acceptance of wastewater on-line monitoring system(on trial)
- HJ 354-2019 Technical specification for check and acceptance of wastewater on-line monitoring system (CODCr, NH3-N et al.)
