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7 - High Resolution Sodium Pyrophosphate Leach

The solutions are analyzed on a High Resolution Magnetic Sector ICP/MS (Finnegan Mat ELEMENT 2).

One reagent and two matrix blanks are analyzed per 49 samples. Two controls are run at the beginning and end of the group of 44 samples. Duplicate samples are leached and run every 15 samples.

   

Code 7 High Resolution Sodium Pyrophosphate Leach Elements and Detection Limits (ppb)

Element

Detection Limit

Element

Detection Limit

Element

Detection Limit

Element

Detection Limit

Ag

8

Er

0.1

Mn

400

Ta

2

As

160

Eu

0.1

Mo

16

Tb

0.1

Au

28

Fe

400

Nb

0.4

Te

4

B

970

Ga

4

Nd

0.4

Th

0.1

Ba

16

Gd

0.1

Ni

200

Ti

40

Be

4

Ge

4

Pb

12

Tl

0.4

Bi

1

Hf

0.4

Pd

100

Tm

0.4

Br

2009

Hg*

160

Pr

0.1

U

0.4

Ca

20

Ho

0.04

Rb

20

V

2

Cd

1

I

80

Re

0.4

W

4

Ce

8

In

0.4

Sb

4

Y

1

Co

4

K

4000

Sc*

40

Yb

0.2

Cr*

24

La

8

Se

600

Zn

1,600

Cs

4

Li*

120

Sm

1

Zr

4

Cu

40

Lu

0.04

Sn

24

Dy

0.1

Mg

800

Sr

40

 

Note:    
 *Values are Semi-Quantitative


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