Table 2. Sample codes and time periods. Sample name period (hours) A Migración 1 24±1h B Migración 2 24±1h

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Archibald Pierce
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1 1. RESULTS. Analysis codification. The Table 2 shows the sample information. Reception date 28/02/2013 Date analysis 09/APRIL/2013 Date analysis 10/APRIL/2013 Date analysis 11/APRIL/2013 Date analysis 09/APRIL/2013 Table 2. Sample codes and time periods. Analysis Code Sample name Total migration period (hours) A Migración 1 24±1h B Migración 2 24±1h C Migración 3 24±1h Bl Migración 24±1h The next Table show the time when the migration process was made using water as assay liquid. Start day Time of static Testing day 1 Testing day 2 Testing day 3 contact 08/04/ /04/ /04/ /04/ /04/2013 Start time h 08.30h 08.30h 08.30h 08.30h Finish time 08.45h 08.45h 08.45h 08.45h Total migration 24.00h +/-1h 24.00h+/-1h 24.00h+/-1h 24.00h+/-1h period Sampling time 08.45h 08.45h 08.45h 08.45h Temperature (ºC) 23.1 ºC 23.1 ºC 70.1 ºC 70.1 ºC 70.1 ºC

2 Analytical results: In the next Table the analytical results are showed Blank 70±2ºC Acetaldehyde < 0.1 µg/l 1,1,1,2-Tetrachlorethane < 0,5 µg/l 1,1,1-Trichloethane < 1,0 µg/l 1,1,2,2 -Tetrachlorethene < 0,5 µg/l 1,1,2-Trichlorethene < 0,5 µg/l 1,1- Dichlorethene < 1,0 µg/l 1,1 Dichlorethane < 1,0 µg/l 1,1- Dichlorpropene < 0,5 µg/l 1,2,3- Trichlorpropane < 0,5 µg/l 1,2,4 -Trimethylbenzene < 0,5 µg/l 1,3- Dichlorbenzene < 0,5 µg/l 1,3- Dichlorpropene < 0,5 µg/l 1,4- Dichlorbenzene < 0,5 µg/l 2- Butanone < 1,0 µg/l 2- chlortoluene < 0,5 µg/l 4- Chlortoluene < 0,5 µg/l Butil acetate < 1 µg/l Ethyl acetate < 1 µg/l Benzene < 0,5 µg/l Bromobenzene < 0,5 µg/l BDCM < 0,5 µg/l Bromoform < 0,5 µg/l Cis- 1,2- Dichlorethene < 0,5 µg/l Cis- 1,3- Dichlorpropene < 0,5 µg/l Chlorbenzene < 0,5 µg/l Chloroform < 0,5 µg/l DBCM < 0,5 µg/l Dibromomethane < 0,5 µg/l Dichloromethane < 0,5 µg/l Styrene < 0,5 µg/l Formaldehyde < 0,1 µg/l Ethyl benzene < 0,5 µg/l Isobutene < 20 µg/l Isop`ropanol < 20 µg/l Isopropilbenzene < 0,5 µg/l m+p- Xylene < 1 µg/l Methylisobutilketone < 1 µg/l n- Butilbenzene < 0,5 µg/l n- Propilbenzene < 0,5 µg/l Naphtalene < 0,5 µg/l o-xylene < 0,5 µg/l Octanol < 20 µg/l p- Isoprpiltoluene < 0,5 µg/l Sec- Butylbenzene < 0,5 µg/l Tert - Butanol < 20 µg/l Tert - Butylbenzene < 0,5 µg/l Tetrachlorethene < 0,5 µg/l Carbon tetrachloride < 0,5 µg/l Toluene < 0,5 µg/l trans-1,2-dichlorethene < 0,5 µg/l trans- 1,2- Dichlorpropene < 0,5 µg/l Trichlorthene < 1 µg/l Acetic acid < 1 µg/l Butanoic acid < 1 µg/l Hexanoic acid < 1 µg/l Isobutyric acid < 1 µg/l Pentanoic acid < 1 µg/l Propanoic acid < 1 µg/l

3 (Average results in the three migration period at 70+1ºC) Acetaldehyde < 0.1 µg/l 1,1,1,2-Tetrachlorethane < 0,5 µg/l 1,1,1-Trichloethane < 1,0 µg/l 1,1,2,2 -Tetrachlorethene < 0,5 µg/l 1,1,2-Trichlorethene < 0,5 µg/l 1,1- Dichlorethene < 1,0 µg/l 1,1 Dichlorethane < 1,0 µg/l 1,1- Dichlorpropene < 0,5 µg/l 1,2,3- Trichlorpropane < 0,5 µg/l 1,2,4 -Trimethylbenzene < 0,5 µg/l 1,3- Dichlorbenzene < 0,5 µg/l 1,3- Dichlorpropene < 0,5 µg/l 1,4- Dichlorbenzene < 0,5 µg/l 2- Butanone < 1,0 µg/l 2- chlortoluene < 0,5 µg/l 4- Chlortoluene < 0,5 µg/l Butil acetate < 1 µg/l Ethyl acetate < 1 µg/l Benzene < 0,5 µg/l Bromobenzene < 0,5 µg/l BDCM < 0,5 µg/l Bromoform < 0,5 µg/l Cis- 1,2- Dichlorethene < 0,5 µg/l Cis- 1,3- Dichlorpropene < 0,5 µg/l Chlorbenzene < 0,5 µg/l Chloroform < 0,5 µg/l DBCM < 0,5 µg/l Dibromomethane < 0,5 µg/l Dichloromethane < 0,5 µg/l Styrene < 0,5 µg/l Formaldehyde < 0,1 µg/l Ethyl benzene < 0,5 µg/l Isobutene < 20 µg/l Isop`ropanol < 20 µg/l Isopropilbenzene < 0,5 µg/l m+p- Xylene < 1 µg/l Methylisobutilketone < 1 µg/l n- Butilbenzene < 0,5 µg/l n- Propilbenzene < 0,5 µg/l Naphtalene < 0,5 µg/l o-xylene < 0,5 µg/l Octanol < 20 µg/l p- Isoprpiltoluene < 0,5 µg/l Sec- Butylbenzene < 0,5 µg/l Tert - Butanol < 20 µg/l Tert - Butylbenzene < 0,5 µg/l Tetrachlorethene < 0,5 µg/l Carbon tetrachloride < 0,5 µg/l Toluene < 0,5 µg/l trans-1,2-dichlorethene < 0,5 µg/l trans- 1,2- Dichlorpropene < 0,5 µg/l Trichlorthene < 1 µg/l Acetic acid < 1 µg/l Butanoic acid < 1 µg/l Hexanoic acid < 1 µg/l Isobutyric acid < 1 µg/l Pentanoic acid < 1 µg/l Propanoic acid < 1 µg/l Page 10 of 16

4 The migration rate (M) was calculated with the next equation: M = Cn / (S / V. t) [ mg (dm -2)(d-1) ] Where: M: Migration rate Cn: The concentration obtained ( expressed as mg/l and calculated with (Cn = An Bn), where An is the concentration obtained in the migration and Bn the concentration obtained in the blank) t: migration period ( 3 days) S/ V: rate surface/ volume in dm-1 Migration rate calculation: Table 2.1. Results at 23+-1ºC. Compounds (ANNEX I) b T n Acetaldehyde < 0,1 µg/l < 0,1 µg/l < 0,1 µg/l 1,1,1,2-Tetrachlorethane < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l 1,1,1-Trichlorethane < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l 1,1,2,2-Tetrachlorethane < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l 1,1,2-Trichlorethane < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l 1,1-Dichlorethane < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l 1,1-Dicbhlorethene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l 1,1-Dichlorpropene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l 1,2,3-Trichlorpropane < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l 1,2,4 Trimethylbenzene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l a T n Concentration and migration rate c T n M n T < ,3-Dichlorbenzene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l

5 1,3-Dichlorpropane < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l 1,4-Dichlorbenzene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l 2-Butanone < 1 µg/l < 1 µg/l < 1 µg/l 2-Chlortoluene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l 4-Chlortoluene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l Butil acetate < 1 µg/l < 1 µg/l < 1 µg/l Ethyl acetate < 1 µg/l < 1 µg/l < 1 µg/l Benzene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l Bromobenzene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l BDCM < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l Bromoform < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l cis-1,2-dichlorethen < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l cis-1,3-dichlorpropene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l Chlorbenzene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l Chloroform < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l DBCM < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l Dibromomethane < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l Dichloromethane < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l Styrene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l

6 Formaldehyde < 1 µg/l < 1 µg/l < 1 µg/l Ethyl benzene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l Isobutene < 20 µg/l < 20 µg/l < 20 µg/l Isopropanol < 20 µg/l < 20 µg/l < 20 µg/l Isopropilbenzene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l m+p-xylene < 1 µg/l < 1 µg/l < 1 µg/l Methylisobutilketone < 1 µg/l < 1 µg/l < 1 µg/l n-butilbenzene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l n-propilbenzene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l Naphtalene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l o-xylene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l Octanol < 20 µg/l < 20 µg/l < 20 µg/l p-isopropiltoluene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l sec-butilbenzene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l tert-butanol < 20 µg/l < 20 µg/l < 20 µg/l tert-butilbenzene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l Tetrachlorethene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l Carbon tetrachloride < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l < < < < Toluene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l

7 trans-1,2-dichlorethene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l trans-1,3-dichlorpropene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l Trichlorethene < 0,5 µg/l < 0,5 µg/l < 0,5 µg/l Acetic acid < 1 µg/l < 1 µg/l < 1 µg/l Butanoic acid < 1 µg/l < 1 µg/l < 1 µg/l Hexanoic acid < 1 µg/l < 1 µg/l < 1 µg/l Isobutiric acid < 1 µg/l < 1 µg/l < 1 µg/l Pentamoic acid < 1 µg/l < 1 µg/l < 1 µg/l Propanoic acid < 1 µg/l < 1 µg/l < 1 µg/l 2. Conclusions. - The final water obtained in the migration process have been analyzed in order to determine different organic compounds. - No organic compounds have been detected in the migration process over LOQ. - No migration of organic compounds has been founded for CONTROLL INNERSEAL product. Page 14 of 16

8 6. RESULTS INTERPRETATION. ( (*) this section is out of accreditation scope). No migration of organic compounds has been founded in the study. The result can indicate that the material can be used in drinking water supplied. Page 15 of 16

9 ANEX ANEX I. ANALITICAL REPORTS. (REPORT Nº ) Page 16 of 16

QUEBEC REGULATION DRINKING WATER QUALITY (Q-2,r.40)

QUEBEC REGULATION DRINKING WATER QUALITY (Q-2,r.40) MUNICIPAL PRODUCED BY ATWATER AND CHARLES-J. DES BAILLETS TREATMENT CONCENTRATION MIN. AVE. MAX. Physical Properties Conductivity (µs/cm) ** -- -- 287 313 331 Color (T.C.U.) ** 15 1 -- 1 1.42 4.00 Agressivity