部分标准内容:
2005-11-09
HJ/T199
Vait er qual ity Determi nati on of Tot al NtrogenBy Gas-phase nol ecul ar absorpti on spect ronet ry2006-01-01
HU/T199
HU/T199
100ng/L
GB11894
αH )=5nol / L
Mg(aQ)2
1.00ng/nt
(10.00-g/l)
0.050ng/L
HU/T199
0.200mg/L
NaNQ 3. 034g
HU/T199
5150-g
1.11.3kg/cm
(N,mg / L)=m-mo
3. 05mg/ L- 0. 15ng/ Lbzxz.net
3. 05ng/ L- 0. 15ng/ L
93.0%101%
HU/T...................
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