Agilent Technologies 7500 ICP-MS User Manual

A-16
Agilent 7500 ICP-MS ChemStation Operator’s Manual
Appendix
3y = ax
2
+ bx
4y = ax
2
+ bx + c
a
x
i
3
w
i
i
∑
⎝⎠
⎜⎟
⎛⎞
x
i
y
i
w
i
i
∑
⎝⎠
⎜⎟
⎛⎞
x
i
2
w
i
i
∑
⎝⎠
⎜⎟
⎛⎞
x
i
2
y
i
w
i
i
∑
⎝⎠
⎜⎟
⎛⎞
–
x
i
3
w
i
i
∑
⎝⎠
⎜⎟
⎛⎞
2
x
i
2
w
i
i
∑
⎝⎠
⎜⎟
⎛⎞
x
i
4
w
i
i
∑
⎝⎠
⎜⎟
⎛⎞
–
-----------------------------------------------------------------------------------------------------------=
b
x
i
y
i
w
i
ax
i
3
w
i
i
∑
–
i
∑
x
i
2
w
i
i
∑
------------------------------------------------=
a
s
x
2
y()
s
xx()
s
xy()
s
xx
2
()
–
s
xx()
s
x
2
x
2
()
s
xx
2
()
{}
2
–
---------------------------------------------------=
b
s
xy()
s
x
2
x
2
()
s
x
2
y()
s
xx
2
()
–
s
xx()
s
x
2
x
2
()
s
xx
2
()
{}
2
–
-------------------------------------------------------=
c
y
i
w
i
i
∑
n
----------------- b
x
i
w
i
i
∑
n
-----------------
– a
x
i
2
w
i
i
∑
n
-----------------
–=

Agilent Technologies 7500 ICP-MS Specifications

General

Brand	Agilent Technologies
Model	7500 ICP-MS
Category	Laboratory Equipment
Language	English