SUMMARY OF RESULTS

EPA METHOD SW-846 0061

Determination of Hexavalent & Total Chromium Emissions

Guardian Fiberglass

Kingman, AZ

Melter Baghouse Stack

Run Number 1 2 3 Avg

Date: 02/07/12 02/07/12 02/08/12 ---

 Net Time of Test, minutes 240 240 240 ---

Tstart Test Start Time 751 1230 743 ---

Tend Test End Time 1203 1633 1157 ---

Pbar Barometric Pressure, in. Hg 26.49 26.55 26.52 26.52

Pg Static Pressure, in. Hg 0.001 0.001 0.001 0.001

PS Stack Pressure, Absolute, in. Hg 26.491 26.551 26.521 26.521

VM Actual Meter Volume Sampled, cu. ft. 186.25 177.73 195.90 186.63

H Avg. Delta H, in. H20 1.62 1.47 1.82 1.64

TM Avg. Gas Meter Temp., Deg. F 63.708 76.79 70.3 70.2

 Dry Gas Meter Correction Factor 0.969 0.969 0.969 0.969

VSTD Volume Sampled at Stand. Cond., cu. ft. 161.82 150.93 168.38 160.38

VSTD M Volume Sampled at Stand. Cond., cu.m 4.58 4.27 4.77 4.54

VC Volume of Water Collected, ml 36.4 30.1 32.3 32.9

VWC Volume of Water Vapor at Std. Cond.,SCF 1.71 1.42 1.52 1.55

BWS Moisture Content of Gas Stream 0.010 0.009 0.009 0.010

PMV Percent Moisture in Stack 1.0 0.9 0.9 1.0

MFD Mole Fraction of Dry Gas 0.990 0.991 0.991 0.990

Md Mole. Wt. Stack Gas, Dry Basis, lb/lb mole 29 29 29 29

MS Mole. Wt. Stack Gas, Wet Basis, lb/lb mole 28.726 28.739 28.743 28.736

Cp Pitot Tube Constant 0.84 0.84 0.84 0.84

PS Avg. Sqrt. Delta P, in. H20 0.216 0.200 0.228 0.215

TS Avg. Stack Temp., Deg. F 90.5 97.6 93.7 93.9

VS Avg. Stack Velocity, ft/sec 13.2 12.3 14.0 13.2

A Area Stack, ft2 15.904 15.904 15.904 15.904

QSD Gas Volume Flow, Dry Std. Cond. CFM 10,595 9,746 11,168 10,503
SUMMARY OF RESULTS

EPA METHOD SW-846 0061

Determination of Hexavalent & Total Chromium Emissions

Guardian Fiberglass

Kingman, AZ

Melter Baghouse Stack

QA Actual Gas Volume Flow, CFM 12,609 11,708 13,331 12,549

QSW Gas Volume Flow, Wet Std. Cond., CFM 10,707 9,838 11,269 10,604

Dn Sample Nozzle Diameter, inches 0.434 0.439 0.434 0.436

An Area of Nozzle, ft2 0.00103 0.00105 0.00103 0.00104

I Percent Isokinetic 98.6 97.7 97.3 97.9

PPR Process Pull Rate, lbs/hr 5,093 5,082 5,078 5,084

PPRS Process Pull Rate, tons/hr 2.55 2.54 2.54 2.54

 Total Chromium Concentration and Emission Rates

mn Chromium Catch, ug 0.83 2.04 1.86 1.58

Cs Chromium Concentration, gr/dscf 7.91E-08 2.09E-07 1.71E-07 1.53E-07

Ca Chromium Concentration, mg/dscm 0.00018 0.00048 0.00039 0.00035

CAW Chromium Emission Rate, lbs/hr 7.2E-06 1.7E-05 1.6E-05 1.4E-05

E Emission Rate, lbs/TGP 2.8E-06 6.9E-06 6.4E-06 5.4E-06

 Hexavalent Chromium (Cr+6) Concentration and Emission Rates

mn Cr +6

 Catch, ug 2.31 1.98 2.09 2.13

Cs Cr +6

 Concentration, gr/dscf 2.20E-07 2.02E-07 1.92E-07 2.05E-07

Ca Cr +6 Concentration, mg/dscm 0.00050 0.00046 0.00044 0.00047

CAW Cr +6

 Emission Rate, lbs/hr 2.0E-05 1.7E-05 1.8E-05 1.84E-05

E Cr +6 Emission Rate, lbs/TGP 7.9E-06 6.7E-06 7.2E-06 7.2E-06
SUMMARY OF RESULTS

EPA METHOD SW-846 0061

Determination of Hexavalent & Total Chromium Emissions

Guardian Fiberglass

Kingman, AZ

Melter Baghouse Stack

Example Calculations Run 1

Due to rounding, hand calculated values may vary slightly

Stack Pressure, Absolute, in. Hg

PS = Pbar + Pg = 26.491

Volume Sampled at Stand. Cond., cu. ft.

 17.647 * VM * Y * (Pbar + H / 13.6)

VSTD = -------------------------------------------------- = 161.8

 TM + 460

Volume of Water Vapor at Std. Cond.,SCF

VWC = 0.04709 * VC = 1.71

Moisture Content of Gas Stream

 VWC

BWS = ---------------------------------- = 0.010

 VSTD + VWC

Percent Moisture in Stack

 100 * VWC

PMV = --------------------------- = 1.0

 VSTD + VWC

Mole Fraction of Dry Gas

 100 - PMV

MFD = ----------------------- = 0.990

 100

Mole. Wt. Stack Gas, Dry Basis, lb/lb mole

Md = 0.44 * %CO2 + 0.32 * %O2 + 0.28 * (100 - %CO2 - %O2) = 28.840

Mole. Wt. Stack Gas, Wet Basis, lb/lb mole

MS = Md * (1 - Bws) + 18.0 * Bws = 28.726

Avg. Stack Velocity, ft/sec

 (TS + 460)

VS = 85.49 * CP * PS * SQRT ------------------------- = 13.2

 (PS * Ms)
SUMMARY OF RESULTS

EPA METHOD SW-846 0061

Determination of Hexavalent & Total Chromium Emissions

Guardian Fiberglass

Kingman, AZ

Melter Baghouse Stack

Gas Volume Flow, Dry Std. Cond. CFM

 1058.82 * VS * A * PS * (1 - Bws)

QSD = --------------------------------------------------- = 10595

 TS + 460

Actual Gas Volume Flow, CFM

QA = VS * A * 60 = 12609

Gas Volume Flow, Wet Std. Cond., CFM

QSW = QSD* [1/(1-BWS)] = 10707

Area of Nozzle, ft2

An = ((Dn / 2)^2 * 3.14159)/144 = 0.00103

Percent Isokinetic

 0.0945 * (TS + 460) * VSTD

I = ----------------------------------------------- = 98.6

  * VS * PS * (1 - Bws) * An

Pollutant Concentration, gr/dscf (Particulate used)

(At Standard Conditions)

CS = 0.0154 * mn / VSTD = #REF!

Pollutant Concentration, mg/dscm (Particulate used)

(At Standard Conditions)

Ca = mn * 0.001 / VSTD M = #REF!

Pollutant Emission Rate, lb/hr (Particulate used)

(At Standard Conditions)

CAW = 0.00857 * Cs * QSD = #REF!

Pollutant Emission Rate, lb/TGP (Particulate used)

(At Standard Conditions)

E= CAW / PPRS = #REF!

 Standard Conditions 68 Deg. F, 29.92 in. Hg