空气-乙炔火焰法测铜
bgc mode
bgc-d2
bgc-sr
wavelength
324.8nm
324.8nm
lamp current
2ma
2ma/200ma
slit width
0.7nm
0.7nm
flame type
air-c2h2
air-c2h2
c2h2flow rate
1.2l/min
1.2l/min
burner height
7mm
7mm
char.conc(mg/l)
0.020
0.032
linearity to (mg/l)
2.0
2.0
1mg/l cu rsd=0.19% （n=10）
bgc-d2 bgc-sr
cu的校准曲线