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# OAR Box 1500 Prepped by Ollie Stewart



### Document

Number: 

# 45 ) ll-C-7 1 Docket Number: 

# A-94-5 2

Printed 8/5/2008 1:51:28 PM

Sheet 45 of 343P. 2

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WASHINGTON . D.C . • RESEARC H TRIANQL E PARK . N C • LO S ANQELES . C A • CINCINNATI . O HP. 3

Ste p 1 Conver

t Averag e Emissio n of

1.9 2 lb/h r Measureda s Prop^ e to lb/h r o f Stvren e (se e Result

Tabl e 1 fromNovembe

r 199 6 Sourc e Tes t

Reporfl : Averag e concentratio n a s prop^e : 16 4 ppm Averag e concentratio n convertedto styrene : 16 4 pp m* 3/

8 = 61. 5 pp m THC Mas s Rat

e i n term s of

styrene (lb/scf) : lb/sc f = (Cga s * MW

) / (385. 3 * 1 0 A 6 ) lb/sc f = (61. 5 * 104.14) /

(385. 3 * 1 0 A 6 ) lb/scf=1.66*10 A

- 5 Cga s = Averag e gas concentratio n (ppm ) M W = Molecula

r weigh t of pollutant , 104.1 4 lb/mo l fo r styren e 385. 3 = Molecula

r volum e of 1 poundmol e of

air a t standar dcondition s (scf/l b mol ) 1 0 A 6 = Conversion facto

r fo r ppm TH C Emissio n Rate i n term s o f styrene (lb/hr) : lb/h r = lb/scf * scfm * 6 0 lb/h r = (1.6 6 * 1 0 A -5 ) * 1,70

9 * 6 0 lb/h r =1.7 0 Ste p 2 Conver

t Stvrene Emission s fromlb/h r to lb/to n of

Resin plu s AddedHA

P Use d (se e Appendix D o f

Sourc e Tes t

Report s Resi n us e plu s added HAP : X lb/batch Averag e batc h length : Y h

r Resi n plu s adde d HA

P us e (lb/hr) : lb/h r = (lb/batch ) /

(hr/batch) lb/h r = X/ Y lb/h r = Z Styrene emission s (lb/to n of resin plu s addedHAP) : lb/to n = (lb/h

r o f emissions ) /

(lb/h r of resi n plu s HAP

) * (2,00 0 lb/ton ) lb/to n =1.70/Z * 2,000 lb/to n = W 

# 1,P. 4

Ste p 3 Determine Stvrene Emission s in Term s o f lb/to n o f Resi n Plu s AddedHA

P fo r Cvtec' s Bes t

Mixe r fsee las t Pag e o f Attachmen

t 1 ofth e Sit

e Visi t Reporfl : Averag e emission s fromCytec' s bes t mixe r fo r th e sam e produc t teste don th e 10

0 gallo n mixe r durin g th e Novembe

r 199 6 sourc e test : 0.002

4 (lb VO C emitted/l

b VO C used ) lb VO C emitted/l

b VO C use d durin g th e sourc e tes t ofth e 10 0 gallo n mixer : l b VO C emitte d = 1.7

0 lb/h r (see Ste p 1 ) Tota l VO C use d (lb/hr) : lb/h r = (lb/batch ) /

(hr/batch) lb/h r = Q/ Y lb/h r = V l b VO C emitted/l

b VO C used= 1.7

0 / V l b VO C emitted/l

b VO C use d= T Emissio n Rati o i n term s l b VO C emitted/l b VO C use do f

Cytec' s 10

0 gallo n mixe

r and Cytec' s bes t

mixer : Rati o (10 0 gallon/bes t

mixer ) = T / 0.002 4 Rati o (10 0 gallon/bes t

mixer ) = U Styrene emission s i n term s o f lb/to n of resi n plu s addedHA

P fo r Cytec' s bes t

mixer : lb/to n = W/ U lb/ton= R