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7 - Sodium Pyrophosphate Leach

The solutions are analyzed on a Perkin Elmer ELAN 6000, 6100 or 9000 ICP/MS. 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 Sodium Pyrophosphate Leach Elements and Detection Limits (ppb)

Element

Detection Limit

Element

Detection Limit

Element

Detection Limit

Element

Detection Limit

Ag

500

Er

1

Mn

300

Sm

10

Al

10 ppm

Eu

5

Mo

40

Sr

100

As

300

Fe

50 ppm

Nb

20

Ta

3

Au

5

Ga

20

Nd

20

Tb

1

Ba

300

Gd

5

Ni

1,000

Te

200

Be

50

Ge

300

Pb

1,000

Th

100

Bi

40

Hf

5

Pd

100

Tl

100

Br

300

Hg*

200

Pr

5

Tm

1

Ca

500 ppm

Ho

1

Pt

100

U

200

Cd

20

I

1,000

Rb

20

V

200

Ce

40

In

2

Re

1

W

30

Co

50

K

50 ppm

Ru

100

Y

10

Cr*

500

La

20

Sb

20

Yb

2

Cs

2

Li*

1,000

Sc*

300

Zn

1,000

Cu

600

Lu

1

Se

700

Zr

100

Dy

5

Mg

10 ppm



 

Note:    
 *Values are Semi-Quantitative

 


Activation Laboratories Ltd. | 41 Bittern Street, Ancaster, Ontario, L9G 4V5, Canada | TF: +1.888.228.5227
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