### Analysis Report



### Page 1of2

3/23/2010 

### 10072.2p 

### Acid Gas and metallic HAP -1" 

### Moist 600

Qry



### 13.45 40.58 46.89 45.97 53.11 11219 

### 12963

0.47 64.30

4.62 

### 0.92 16.24 Method 

### April 23, 2010

The 

### Avogadro Group, LLC 2825

### Verne Roberts 

### Circle Antioch. CA 94509 USA



### Client Sample 10: Date Received: Matrix: Net SampleWeight: Location: Project Name/# :

% 

### Moisture, Total % Ash 

### %Volatile Matter 

### % Fixed 

### Carbon Gross Calorific Value (Btullb) % 

### Sulfur % 

### Carbon 

### % Hydrogen % 

### Nitrogen % 

### Oxygen (Calc) Tests Pounds ofAsh/mm 

### Btu Pounds ofSulfur/mm Btu Pounds of S02lmm 

### Btu 1-fuel-2 04/08/2010 

### Coal 4186.70 9 Date Sampled : Project Name/# : Sample 10: Sample Type: 

### Coal-Fired Boilers 1and 2 Time Sampled: 

### TransAlta Centralia Generation

SGS Minerals Sample 

### ID: 072-45044-002

[ASTM D 

### 3302] [ASTM 

### D 

### 3174/5142] [ASTM D 51421 [ASTM 

### D 3172] [ASTM D 5865] [ASTM 

### D

### 4239) [ASTM 

### D5373J [ASTM 

### D 5373J [ASTM D 5373] [ASTM D 3176] 

### As Received 28.14



### 9.67 29.16 

### 33.03 

## 8062 0.34 

### 46.21

3.32 0.66 

### 11.66 Result Unit

11.99 Ib

0.42 Ib 

### 0.83 Ib

## ~~ Somer Rodriguez, Denver Laboratory SGSNQrth America Inc. Minerals Services Dillision -.r

# "0

4665 Paris SISuite B·200 Denver CO 80239 t (303) 373·4772 f (303) 373·4791 www.sgs.comlminerals

MemberofSGS Group This document is issued by the Company under its General Conditions ofService accessible at http://www.sgs.comlterms_and30nditions.htm Attention is drawn to the limitation ofliability, indemnification andjurisdiction issues defined therln.
Any holderofthis document is advised that information contained hereon reflects the Company's findings at the time of its intervention only and within the limits ofClient's instructions, ifany. The Company'ssale responsibility isto its client and this document does notexonerate parties to a transaction from exercising aU their rights and obligations underthe transaction documents. Any unauthorized alteration, forgery or falsification ofthe content or appearance ofthIs document is unlawful and offenders may be prosecuted tothe fullest extentofthe law.

### Analysis Report 

# SG$

April 23,2010 Page 2 of2

The Avogadro Group, LLC 

### 2825 Verne Roberts Circle Antioch. CA 94509 USA

Client Sample ID: 

### 1-fuel-2 Date Sampled : 

### 3/23/2010 Date Received: 

### 04/08/2010 Project 

### Name/# : 

### 10072.2p Matrix: 

### Coal Sample 

### 10: Acid Gas and metaiHc HAP Net Sample Weight: 

### 4186.70 9 Sample Type: 

### ·1" Moist Location: 

### Coal-Fired Boilers 1and 2 Time Sampled: 

## 600 Project Namel# : 

### TransAlta Centralia Generation

SGS Minerals Sample 

### 10: 

### 072-45044·002 Tests Result Unit. Method 

### TraceAnalysis Basis Dry Coal Antimony <2 

### ug/g ASTM 

### D6357 Beryllium 

### 0.4 ug/g ASTM 

### D6357 Cadmium <0.4 ug/g 

### ASTM D6357 Cobalt 

### 2 ug/g ASTM 

### 0 

### 6357 Chromium 

### 12 ug/g 

### ASTM 

### 06357 Manganese 82 ug/g 

### ASTM 

### 06357 Nickel 10 

### ug/g ASTM 

### 06357 Lead <4 

### ug/g ASTM 

### D6357 Chlorine, Dry 

### 63 ug/g ASTM 

### D6721 Arsenic 

### 2 ug/g ASTM 

### D6357 Selenium <1 I.1g/9 SW7740 

### Mercury, Dry 

### 0,06 ug/g ASTM D

### 6722 Method Reference(s): "Test Methods for Evaluating Solid Waste", U.S. 

### Environmental Protection Agency. SW-846. 

### 3rd Edition November, 1986

SGS l'Iorth America Inc. Minerals Services Divi$ion

# ~~ ---­

-...r

# -0 Somer Rodriguez, Denver Laboratory

4665 Paris StSuite B-200 Denver CO 8Cl239 t (303) 373·4772 f (303) 373·4791 www.•gs.comlmlnerals

Member ofSGS Group This document is issued by the Company under its General Conditions of Service accessible at http://www.sgs.com/terms_and_conditions.htm Attention is drawn to the limitation ofliability. indemnification and jurisdiction issues defined therin.
Any holder ofthis document is advised that information contained hereon reflects the Company's findings at the time of its intervention only and within the limits ofClienl's instructions, ifany. The Company's sale responsibility is to its client and this document does not exonerale parties to atransaction from exercising all their rights and obligations underthe transaction documents. Any unauthorized alteration. forgery or falsificalion ofthe content or appearance ofthis document is unlawful and offenders may be prosecuted to the fullest extent ofthe law,

### Analysis Report

# SG~ August23,2010 Page 1 of 1

TheAvogadro Group, LLC 2825

### Verne Roberts Circle Antioch, CA 94509 USA



### Client Sample 10: Date Received: Matrix:

Location: Project Name/# : 1-fuel-2 

### 04/08/2010 Coal

Coal-Fired Boilers 

### 1 and 

### 2 TransAlta Centralia Generation 

### Date Sampled : Project Name/# : 

### Sample 

### 10: Sample Type: Time Sampled: 3/23/2010 10072.2p Acid Gas and metallic HAP 

### -1" Moist 

### 600

SGS Minerals Sample 10: 

### 072-45044·002·01

% 

### Moisture, Total [ASTM D 3302] 

### As Received 27.79



### Tests Fluorine, Dry Sample Notes: 

### Result 77 Unit ug/g 

### Method ASTM D 3761

Added analysis per client request.

# ~~ --- Somer Rodriguez, Denver Laboratory 

# ;(\11
SGS North America Inc. Minerals Services DIVision

### -~ 

# "0

.\l 4665 Paris 51 Suite 8-200 Denver CO 80239 t (303) 373·4772 f (303) 373·4791 www.sgs.com/minerais

Member ofSGS Group This document is Issued by the Company under its General Conditions of Service accessible at http://w.vvw.sgs.com/terms_and_condltions.htm Attention is drawn to the limitation of liability, indemnification and jurisdiction issues defined therin.
Any holderof this document is advised that information contained hereon reflects the Company's findings al the time of its intervention only andwithin the limits ofClient's instructions, ifany. The Company's sole responsibility Is to its client and this document does not exonerate parties to atransaction from exercising all their rights and obligations under the transaction documents. Any unauthorized alteration, forgery orfalsification ofthe content orappearance ofthis document is unlawful and offenders may be prosecuted to the fullest extent ofthe law.

### Analysis Report

April 23, 2010

The Avogadro Group, LLC 

### 2825 Verne Roberts Circle Antioch, CA 94509 USA



### Client Sample /0: 2-fueJ-2 

### Date Sampled: 

### Date Received: 04/08/2010 

### Project Name/# : 

### Matrix: Coal Sample 10: 

### Net SampleWeight: 4218.70 

### 9 SampleType: 

### Location: 

### Coal-Fired Boilers 1and 2 

### Time Sampled : Project Name/# : TransAlta Centralia Generation

SGS Minerals Sample 10: 

### 072-45044·004

As 

### Received % 

### Moisture, Total [ASTM D 

### 3302] 31.51 

### %Ash [ASTM D 3174/5142] 

### 6.40 % 

### Volatile Matter [ASTM D 51421 

### 29.59 % 

### Fixed Carbon (ASTM 

### D 3172J 

### 32.50 Gross CalorificValue (Btullb) [ASTM 

### D5865] 7990 % 

### Sulfur [ASTM D4239] 

### 0.34 % 

### Carbon [ASTM D 5373] 46.07 % 

### Hydrogen [ASTM 

### 0 5373] 3.25 % 

### Nitrogen [ASTM D 5373] 

### 0.67 % 

### Oxygen (Calc) [ASTM D 31761 

### 11.76 

### Tests Result Unit 

### Pounds ofAsh/mm Btu 8.01 Ib 

### Pounds ofSulfur/mm Btu 0.42 

### Ib 

### Pounds of S02fmm 

### Btu 0.84 Ib 

### Page 1of2

3/23f2010 

### 10072.2p Acid Gas and metallic HAP -1" 

### Moist 2045



## Q!Y

9.34 43.20 47.65 

### 47.46 52.35 11667 

### 12869

0.49 

### 67.27



### 4.75 

### 0.98 17.17 Method

SGS North America Inc. Minerals Services Division

## ~~**~**

- '-..T

# '0 Somer Rodriguez, Denver Laboratory

4665 Paris St Suite 8-200 Denver CO 80239 t (303) 373·4772 f (303) 373-4791 www.sgs.comlminerals

MemberofSGS Group This document is issued bythe Company under its General Conditions ofService accessible at http://www.sgs.com/terrns_and_conditions.htm Attention is drawn to the limitation ofliability, indemnification andjurisdiction issues defined therin.
Any holderofthisdocument is advised thaI information contained hereon reflects the Company's findings atthetime ofits intervention only and within the limits ofClient's instructions, if any. The Company's sole responsibility is to its clientand this document does notexonerate partiesto a transaction from exercising all their rights and obligations underthe transaction documents. Any unauthorized alteration, forgery orfalsification ofthe content orappearance ofthis document is unlawful and offenders may be prosecuted to the fullest extentofthe law.

### Analysis Report

# SG~ April 23, 2010 Page 2 of2

The Avogadro Group, LLC 2825 Verne Roberts Circle Antioch, CA 94509 USA



### ClientSample 10: 2-fuel-2 

### Date Sampled: 

### 3/23/2010 Date Received: 04/08/2010 

### Project Namel# : 

### 10072.2p 

### Matrix: Coal 

### Sample 

### 10: Acid Gas and metallic HAP Net

### SampleWeight: 4218.70 9 

### SampleType: -1" Moist 

### Location: Coal-Fired Boilers 1 and 

### 2 Time Sampled: 2045 

### Project Name/# : 

### TransAlta Centralia Generation



### SGS Minerals Sample 10: 

### 072-45044-004 Result Unit 

### Method Trace Analysis Basis Dry Coal Antimony <2 ug/g ASTM D6357 Beryllium 0.3 ug/g ASTM D 6357 Cadmium <0.4 ug/g ASTM D 6357 Cobalt 

### 1 ug/g ASTM D6357 Chromium 

### 7 ug/g ASTM D 6357 Manganese 35 ug/g ASTM D 6357 Nickel 

### 7 ug/g ASTM D6357 Lead <4 ug/g ASTM D6357 Chlorine, Dry 35 ug/g ASTM D6721 Arsenic 

### 2 ug/g ASTM D 6357 Selenium <1 ug/g SW7740 Mercury, Dry 

### 0.07 

### ug/g ASTM D 6722
Method Reference(s): "Test Methods for Evaluating Solid Waste", U.S. Environmental Protection Agency, SW-846, 3rd Edition November, 1986

## ~~ ..-- Somer Rodriguez, Denver Laboratory SGS North America Inc. Minerals Services Division

........ 

# '0

4665 Paris SI SUite 6-200 Denver CO 80239 t (303) 373-4772 f (303) 373-4791 www.sgs.com/minerals

MemberofSGS Group This document is issued by the Company under its General Conditions ofService accessible at http://www.sgs.com/terms_and_conditions.htm Attention is drawn to the limitation ofliability, indemnification andjurisdiction issues defined therin.
Any holder ofthis document is advised that information contained hereon reflects the Company's findings at the time of its intervention only and within the limits ofClient's instructions, ifany. The Company's sale responsibility is to its client and this document does not exonerate parties to a transaction from exercising all their rights and obligations under the transaction documents. Any unauthorized alteration, forgery orfalsification ofthe content or appearance ofthis document is unlawful and offenders may be prosecuted to the fullest extent ofthe law.

### Analysis Report

August 23, 2010 

### Page 1of 1

TheAvogadro Group, 

### LlC 2825Verne Roberts Circle Antioch, CA 94509 USA



### Client Sample 10: 

### Date Received: Matrix:

Location: Project 

### Name/# : 2-fuel-2 

### 04/08/2010 Coal

Coal-Fired Boilers 1 and 2 TransAlta Centralia Generation 

### Date Sampled: Project 

### Name/# : Sample 10 : 

### Sample Type: Time Sampled: 

### 3/23/2010 10072.2p Acid Gas and metallic HAP 

### -1" Moist 2045



### SGS Minerals Sample ID: 072-45044-004·01



### % Moisture, Total [ASTM D 3302] 

### As Received 

### 31.07

Tests Fluorine, Dry Sample Notes: 

### Result Unit 

### 68 ugfg 

### Method ASTM D 

### 3761

Added analysis per client request.

# ~~ --- Somer Rodriguez, Denver Laboratory /\ L) SGS North America Inc, Minerals Services Division -..r

# 0 '

4665 Paris St Suite 13-200 Denver CO 80239 t (303) 373-4772 f (303) 373·4791 www.sgs.com/minerals

MemberofSGS Group This document Is Issued by the Company under its General Conditions ofService accessible al htlp:llwww.sgs.com/terms_and_conditions.hlm Attention is drawn to the limitation of liability, indemnification and Jurisdiction issues defined therin.
Any holderofthis document is advised that information contained hereon reflects the Company's findings atthe timeofits intervention only and within the limits ofClient's Instructions.

### Ir any. The Company's sole responsibility is to its client and this documentdoes not exonerate parties to a transaction from exercising all their rights and obligations under the transaction documents. Any unauthorized alteration, forgery orfalsification ofthe contentorappearance ofthis document is unlawfUl and offenders may be prosecuted to the fullest extent ofthe law.

### Analysis Report

Page 1of2

3/24/2010 10072.2p 

### Acid Gas, metallic HAP and 

### DIF HAP -1" Moist 

### 530



### Qr£

10.05 42.87 47.66 

### 47.08 52.34 

### 11676 12980



### 0.57 66.93



### 4.76 

### 0.95 16.74 Method 

### Apri123,2010

The Avogadro Group, LLC 2825 Verne Roberts Circle Antioch, CA 94509 USA



### ClientSample 10: Data 

### Received: Matrix: 

### Net Sample

### Weight: 

### Location; Project Name/# :



### % 

### MOisture, Total % 

### Ash 

### %Volatile Matter % Fixed 

### Carbon Gross CalorificValue (Btu/lb) 

### % 

### Sulfur % Carbon 

### % 

### Hydrogen % Nitrogen 

### % 

### Oxygen (Calc) Tests 

### Pounds ofAsh/mm Btu Pounds of

### Sulfur/mm Btu Pounds of S02/mm 

### Btu 3-fuel·1 04/0812010 

### Coal 

### 4259,10 9 Oate Sampled: Project Name/# : Sample 10:



### Coal·Fired Boilers 

### 1and 2 Sample Type: 

### TransAlta Centralia Generation Time Sampled:

SGS Minerals Sample 10: 

### 07245044-005

rASTM D 3302] [ASTM D 3174/5142] [ASTM D 5142) [ASTM 

### D 3172] [ASTM D 5865) [ASTM 

### D4239) [ASTM 

### D5373J [ASTM D 5373] [ASTM 

### D53731 [ASTM D 

### 3176J As Received 30,37

7,00 

### 29,85 32,78 8130 

### 0,39 46,60

3,32 0,66 

### 11.66 Result 

### Unit 

### 8,61 Ib 0,48 Ib 

### 0.97 Ib

Run 3 Coal Samples from Units 

### 1 (BW21) and 

### 2 (BW22) were cross-labelled attime ofcollection. All Run 3-fuel-l sheets should be labelled 3- fuel-2. All Run 3-fuel-2 sheets should be labelled 3­ fuel-!, Sample cross-labelling was suspected due to ash content ofeach sample. Cross-labelling confirmed by analysis ofcorrectly labelled sister samples retained by plantfor daily analysis.

SGS North America Inc,

### Mi""ral~ Servico. Division

## ~~ --­

. - --.r

# --0 Somer Rodriguez, Denver Laboratory

4665 Paris SI Suit. 8·200 DenvS'r CO 60239 t**(~03)** 373-4772 r (303)**~73-4791** www.sgs.com/minetafs

Memb"of

### sas Group This document is issued by tile Company under Its General Condilions of Service accessible at hltp://www.sgs.comlterms_llnd_conditions.htm Attention is drawn to the limitation orliability, indemnification and jurisdiction issues defined therin. Any holderofthisdocument Is advised that information contained hereon reflects the Company's findings at the tirml of its intervention only and within the limits ofClient's instructions, ifany. The Company's sole responsibility is to its client and this document does not exonerate parties to ill transaction from exercising all their rights anQ obligations underthe transacUon documents. Any unauthorized alteration, forgery orfalsification ofthe content or appearance ofthis document Is unlawful and offenders may be prosecuted to the fullest ex:enlofthe law.

### Analysis Report



### April 23. 2010

The Avogadro Group, LLC 2825 Veme 

### Roberts Circle Antioch, CA 94509 USA

Client Sample 10: Date Received: 

### Matrix: Net Sample Weight: 

### Location: Project Namef# :



### Tests 

### Trace Analysis Basis Antimony Beryllium Cadmium Cobalt 

### Chromium Manganese Nickel Lead Chlorine, Dry Fluorine, Dry Arsenic Selenium Mercury, Dry
Method Reference(s): 3-fuel-1 Date 

### Sampled: 04/0812010 Project 

### Name/# : 

### Coal Sample ID: 

### 4259.10 9 Coal-Fired Boilers 1

### and 2 Sample Type: 

### TransAlta Centralia 

### Generation Time Sampled:



### SGS Minerals Sample 10: 

### 072-45044·005 Result Unit 

### Dry Coal 

### <2 

### ug/g 0.3 

### ug/g <0.4 

### ug/g 2 uglg 

### 8 ug/g 41 ugfg

8 ug/g <4 ugfg 

### 53 ug/g 58 

### ug/g



### 3 uglg <1 ug/g 

### 0.08 ug/g 

### Page 2of2

3/24/2010 

### 10072.2p Acid Gas, metallic HAP and OfF HAP -1" 

### Moist 530

Method

ASTM 06357 ASTM 06357 ASTM 06357 ASTM D6357 ASTIVI D 6357 ASTM D 6357 ASTM 06357 ASTM D6357 ASTM 

### D6721 ASTM 

### D 3761 ASTM 06357 

### SW7740 ASTM D 

### 6722

"Test Methods for Evaluating Solid Waste", U.S. Environmental Protection Agency, 

### SW-846, 3rd Edition 

### November, 1986

Run 3 Coal Samples from Units 1 (BW21) and 2 (BW22) were cross-labelled attime ofcollection. All Run 3-fuel-l sheets should be labelled 3- fuel-2. All Run 3-fuel-2 sheets should be labelled 3­ fuel-l. Sample cross-labelling was suspected due to ash content of each sample. Cross-labelling confirmed by analysis ofcorrectly labelled sister samples retained by plant for daily analysis.

SGS North America Inc. Minerals Services Division

## ~~**~**

. ........

# 0 Somer Rodriguez, Denver 

### Laboratory

4665 Paris 51 Suite B·200 Denver CO 80239 t (303) 373-4n2 f (303) 373-4791 www.•gs.com/minerals

MemberofSGS Group This document is issued by the Company under its General Conditions ofService accessible at hUp:flwww.sgs.comilerms_and_C?nditions.htm Attention is drawn to the limitation ofliability. indemnification andJurisdiction Issues defined therin.
Any holderofthis document Is advised that information contained hereon renects the Camp,my's findings at the time ofits intervention only and within the limits ofClient's Instructions, Ifany. The Company's sole responsibility Is to its client and this document does not exonerate parties to atransaction from exerCising all their rights and obligations underthe transaction documents. Any unauthorized alterotion, forgery or falsification ofthe content or appearance of this document is unlawful and offenders may be prosecuted to the fuliest extent ofthe law.

### Analysis Report

Page 

### 1of2



### 3/24/2010 

### 10072.2p Acid Gas and metallic HAP 

### -1" Moist 1800



### .Qrl

9.22 43.13 47.51 47.65 52.49 

### 11773 12969

0.55 67.70

4.85 0.96 16.72 Method April 23, 2010

The Avogadro Group, LLC 2825Verne Roberts Circle Antioch, CA 94509 USA



### Client Sample 

### 10: Date Received: Matrix: 

### NetSample

### Weight: 

### Location: Project 

### Name/# :

% Moisture, Total 

### % Ash 

### % Volatile Matter 

### % Fixed Carbon Gross Calorific Value (BtuJlb) 

### % Sulfur 

### % Carbon 

### % Hydrogen 

### % 

### Nitrogen % Oxygen (Calc) Tests Pounds ofAsh/mm Btu Pounds ofSulfurlmm Btu Pounds of

### S02/mm Btu**4~fuel-2** Date Sampled : 

### 04/08/2010 Project 

### Name/# : Coal Sample 

### 10: 4328.90 

### 9 SampleType: Coal-Fired Boilers 1 and 2 Time Sampled : TransAlta Centralia Generation

SGS Minerals Sample 

### 10: 072-45044-008

[ASTM D 

### 3302J [ASTM D 3174/5142] [ASTM 

### 0 51421 [ASTM 

### 0 31721 [ASTM 0 5865] [ASTM 

### D4239] [ASTM D 5373] [ASTM D 

### 5373J [ASTM D 5373] [ASTM D 

### 3176] As Received 

### 29.96

6.46 30.21 

### 33.37 8247 0.39 47.42



### 3.39 0.67 11.71 

### Result Unit 

### 7.83 !b 0.47 Ib 

### 0.93 Ib

SG5 North America Inc. Mlnerai$ Services Division

## ~~ ---­ 

# -..r-o Somer Rodriguez, Denver Laboratory

4665 Paris 5t Suite 6-200 Denver CO 80239 t (303) 373·4772 f (303) 373-4791 www.sgs.comlmlnerals

Member of8GSGroup This document is issued bythe Company under its General Conditions of Service accessible at http://www.sgs.comlterms_and_conditions.hlm Attention is drawn tothe limitation of lIabillty, indemnification andjurisdiction issues definedtherin.
Any holderofthis document is advised that information contained hereon reflects the Company's findings at the time ofits intervention only and within the limits ofClient's Instructions. ifany. The Company's sale responsibility is to its client and this documentdoes not exonerate parties to a transaction from exercising all their rights and obligations underthe transaction documents. Any unauthorized alteration, forgery or falsification ofthe content or appearance ofthis document is unlawful and offenders may be prosecuted to thefullest extent ofthe law.