Chicago Rabbinical Council - cRc Kosher

1 Chicago Rabbinical Council 2701 West Howard Street Chicago , IL 60645-1303 Ph: Fax: Rabbi Sholem Fishbane, Kashruth Administrator January 15, 2019 Total # of Products on Certificate: 389 This is to certify that the following products, produced by:Nalco North America, an Ecolab Company, 1601 W. Diehl Road, Naperville, IL 60563ica CORPORATE KASHRUTH CERTIFICATIONare under the Kashruth certification of the cRc ( Chicago Rabbinical Council ).UKD-IDProduct NameStatusCertifying RequirementGrouping2580 PULVCC2197744 PareveNo symbol needed13D TRASAR 3DT161CC2169618 PareveNo symbol needed23D Trasar 3DT199CC2189324 PareveNo symbol needed33D TRASAR 3DT408*CC2207287 PareveNo symbol needed43D TRASAR 3DT413*CC2207182 PareveNo symbol needed53D TRASAR 3DT446*CC2207488 PareveNo symbol needed63D TRASAR 3DT494*CC2207189 PareveNo symbol needed73D TRASAR 3DT701CC2169620 PareveNo symbol needed83D TRASAR(TM) 3DT118CC2196110 PareveNo symbol needed93D TRASAR(TM) 3DT156CC2196094 PareveNo symbol needed103D TRASAR 3DT447*CC2207494 PareveNo symbol needed113D TRASAR 3DT129*CC2142563 PareveNo symbol needed123D TRASAR 3DT190*CC2142562 PareveNo symbol needed133D TRASAR 3DT120*CC2138477 PareveNo symbol needed143D TRASAR 3DT121*CC2138478 PareveNo symbol needed153D TRASAR 3DT128CC2207487 PareveNo symbol needed16 Rabbi Sholem Fishbane Kashruth Administrator Expiration Date: 12/31/2019.

2 * = Kosher for up-to-date certification information please visit 1 of 19#1005cRc ID:Note: The UKD is an identification number assigned by the cRc for global tracking. Chicago Rabbinical Council 2701 West Howard Street Chicago , IL 60645-1303 Ph: Fax: Rabbi Sholem Fishbane, Kashruth Administrator January 15, 2019 Total # of Products on Certificate: 389 Nalco North America, an Ecolab Company - Naperville, ILUKD-IDProduct NameStatusCertifying RequirementGrouping3D TRASAR 3DT132CC2207675 PareveNo symbol needed173D TRASAR 3DT133*CC2206828 PareveNo symbol needed183D TRASAR 3DT134*CC2204896 PareveNo symbol needed193D TRASAR 3DT138*CC2205778 PareveNo symbol needed203D TRASAR 3DT139CC2169619 PareveNo symbol needed213D TRASAR 3DT157CC2210963 PareveNo symbol needed223D TRASAR 3DT179*CC2143011 PareveNo symbol needed233D TRASAR 3DT184*CC2143774 PareveNo symbol needed243D TRASAR 3DT187*CC2142809 PareveNo symbol needed253D TRASAR 3DT189CC2144530 PareveNo symbol needed263D TRASAR 3DT191*CC2143010 PareveNo symbol needed273D TRASAR 3DT198CC2160255 PareveNo symbol needed283D TRASAR 3DT208*CC2139612 PareveNo symbol needed293D TRASAR 3DT222*CC2063526 PareveNo symbol needed303D TRASAR 3DT230*CC2175300 PareveNo symbol needed313D TRASAR 3DT246*CC2138481 PareveNo symbol needed323D TRASAR 3DT247*CC2139203 PareveNo symbol needed333D TRASAR 3DT260CC2244074 PareveNo symbol needed343D

3 TRASAR 3DT265*CC2123312 PareveNo symbol needed353D TRASAR 3DT283*CC2101767 PareveNo symbol needed363D TRASAR 3DT288CC2160256 PareveNo symbol needed373D TRASAR 3DT289*CC2063527 PareveNo symbol needed38 Rabbi Sholem Fishbane Kashruth Administrator Expiration Date: 12/31/2019.* = Kosher for up-to-date certification information please visit 2 of 19#1005cRc ID:Note: The UKD is an identification number assigned by the cRc for global tracking. Chicago Rabbinical Council 2701 West Howard Street Chicago , IL 60645-1303 Ph: Fax: Rabbi Sholem Fishbane, Kashruth Administrator January 15, 2019 Total # of Products on Certificate: 389 Nalco North America, an Ecolab Company - Naperville, ILUKD-IDProduct NameStatusCertifying RequirementGrouping3D TRASAR 3DT294*CC2063338 PareveNo symbol needed393D TRASAR 3DT401CC2207555 PareveNo symbol needed403D TRASAR 3DT461CC2207489 PareveNo symbol needed413D TRASAR 3DT465*CC2206813 PareveNo symbol needed423D TRASAR 3DT487*CC2206583 PareveNo symbol needed433D TRASAR 3 DTBR06*CC2177957 PareveNo symbol needed443D TRASAR 3 DTS68*CC2197825 PareveNo symbol needed453D TRASAR 3 DTS88*CC2195872 PareveNo symbol needed468799 LS COAGULANT*CC2063071 PareveNo symbol needed47 Accucide 101A CC2196087 PareveNo symbol needed48 Accuvator 100 ACC2196086 PareveNo symbol needed49 ACTI-BROM 1318*CC2063178 PareveNo symbol needed50 ACTI-BROM 1338*CC2142129 PareveNo symbol needed51 ACTI-BROM 7342*CC2062817 PareveNo symbol needed52 AQUAQEST 880 SCC2252205 PareveNo symbol needed53BL-409*CC2063510 PareveNo symbol needed54 BLR-3715CC2160745 PareveNo symbol needed55C-4710CC2197826 PareveNo symbol needed56C-9CC2169622 PareveNo symbol needed57

4 CAT-FLOC 8103 PLUS*CC2062721 PareveNo symbol needed58 CAT-FLOC 8799 PLUS*CC2062878 PareveNo symbol needed59 CGR-8110CC2207949 PareveNo symbol needed60 Rabbi Sholem Fishbane Kashruth Administrator Expiration Date: 12/31/2019.* = Kosher for up-to-date certification information please visit 3 of 19#1005cRc ID:Note: The UKD is an identification number assigned by the cRc for global tracking. Chicago Rabbinical Council 2701 West Howard Street Chicago , IL 60645-1303 Ph: Fax: Rabbi Sholem Fishbane, Kashruth Administrator January 15, 2019 Total # of Products on Certificate: 389 Nalco North America, an Ecolab Company - Naperville, ILUKD-IDProduct NameStatusCertifying RequirementGroupingChlorine Bleach 2000CC2195055 PareveNo symbol needed61CL-50*CC2063265 PareveNo symbol needed62 COILCLEAR *CC2122100 PareveNo symbol needed63 ControlBrom CB70*CC2162005 PareveNo symbol needed64 DVP6A021CC2251769 PareveNo symbol needed65 DVP6A023CC2251767 PareveNo symbol needed66 DYNACOOL 1383*CC2063193 PareveNo symbol needed67FM DF-269 FCC2204734 PareveNo symbol needed68H-550*CC2063524 PareveNo symbol needed69 METRIX 63780*CC2205375 PareveNo symbol needed70 METRIX 63850*CC2205322 PareveNo symbol needed71 METRIX 64111*CC2198680 PareveNo symbol needed72 METRIX 64112*CC2198681 PareveNo symbol needed73 METRIX 64170*CC2165525 PareveNo symbol needed74 METRIX BP600*CC2164937 PareveNo symbol needed75 METRIX BP612*CC2164938 PareveNo symbol needed76 NALBURST 60233CC2209429 PareveNo symbol needed77 NALBURST 60272CC2223706 PareveNo symbol needed78 NALBURST 60273CC2223705 PareveNo symbol needed79 NALCLEAR 8173

5 PULV*CC2062854 PareveNo symbol needed80 Nalco (R) BT-3000CC2195786 PareveNo symbol needed81 NALCO 7527 ( Kosher for non-food use only)CC2143497 PareveNo symbol needed82 Rabbi Sholem Fishbane Kashruth Administrator Expiration Date: 12/31/2019.* = Kosher for up-to-date certification information please visit 4 of 19#1005cRc ID:Note: The UKD is an identification number assigned by the cRc for global tracking. Chicago Rabbinical Council 2701 West Howard Street Chicago , IL 60645-1303 Ph: Fax: Rabbi Sholem Fishbane, Kashruth Administrator January 15, 2019 Total # of Products on Certificate: 389 Nalco North America, an Ecolab Company - Naperville, ILUKD-IDProduct NameStatusCertifying RequirementGroupingNalco 99NF038CC2196378 PareveNo symbol needed83 NALCO ACT 52214*CC2062898 PareveNo symbol needed84 NALCO ELIMIN-OX *CC2062755 PareveNo symbol needed85 NALCO 1155CC2213446 PareveNo symbol needed86 NALCO 20428 PLUSCC2205423 PareveNo symbol needed87 NALCO 2838CC2169621 PareveNo symbol needed88 NALCO 2895 PLUS*CC2170064 PareveNo symbol needed89 NALCO 300 FGCC2202934 ParevecRc Logo Required90 NALCO 305 FGCC2202935 ParevecRc Logo Required91 NALCO 3185CC2208609 PareveNo symbol needed92 NALCO 3400CC2212843 PareveNo symbol needed93 NALCO 3DT231*CC2204900 PareveNo symbol needed94 NALCO 3DT391*CC2204898 PareveNo symbol needed95 NALCO 3DT394*CC2204899 PareveNo symbol needed96 NALCO 53540*CC2218586 PareveNo symbol needed97 NALCO 60017CC2204803 PareveNo symbol needed98 NALCO 60265CC2245242 PareveNo symbol needed99 NALCO 60305CC2207460 PareveNo symbol needed100 NALCO 60426CC2213722 PareveNo symbol needed101 NALCO

6 60464CC2211581 PareveNo symbol needed102 NALCO 60620DW*CC2231707 PareveNo symbol needed103 NALCO 61400CC2204329 PareveNo symbol needed104 Rabbi Sholem Fishbane Kashruth Administrator Expiration Date: 12/31/2019.* = Kosher for up-to-date certification information please visit 5 of 19#1005cRc ID:Note: The UKD is an identification number assigned by the cRc for global tracking. Chicago Rabbinical Council 2701 West Howard Street Chicago , IL 60645-1303 Ph: Fax: Rabbi Sholem Fishbane, Kashruth Administrator January 15, 2019 Total # of Products on Certificate: 389 Nalco North America, an Ecolab Company - Naperville, ILUKD-IDProduct NameStatusCertifying RequirementGroupingNALCO 61589CC2218310 PareveNo symbol needed105 NALCO 62606CC2255193 PareveNo symbol needed106 NALCO 62606CC2252121 PareveNo symbol needed107 NALCO 62610CC2245827 PareveNo symbol needed108 NALCO 62888*CC2230832 PareveNo symbol needed109 NALCO 63888*CC2230831 PareveNo symbol needed110 NALCO 63997*CC2251485 PareveNo symbol needed111 NALCO 63999*CC2235209 PareveNo symbol needed112 NALCO 64218CC2247083 PareveNo symbol needed113 NALCO 64575*CC2204972 PareveNo symbol needed114 NALCO 64873CC2216294 PareveNo symbol needed115 NALCO 7290 ECC2224315 PareveNo symbol needed116 NALCO 73002CC2225396 PareveNo symbol needed117 NALCO 7341CC2170169 PareveNo symbol needed118 NALCO 7360CC2170218 ParevecRc Logo Required119 NALCO 7360CC2207938 PareveNo symbol needed120 NALCO 7408CC2170166 PareveNo symbol needed121 NALCO 7507 PLUS*CC2190288 PareveNo symbol needed122 NALCO 77352 NACC2233972 PareveNo symbol needed123 NALCO

7 8344*CC2166414 PareveNo symbol needed124 NALCO 8678CC2210410 PareveNo symbol needed125 NALCO 8678CC2210415 PareveNo symbol needed126 Rabbi Sholem Fishbane Kashruth Administrator Expiration Date: 12/31/2019.* = Kosher for up-to-date certification information please visit 6 of 19#1005cRc ID:Note: The UKD is an identification number assigned by the cRc for global tracking. Chicago Rabbinical Council 2701 West Howard Street Chicago , IL 60645-1303 Ph: Fax: Rabbi Sholem Fishbane, Kashruth Administrator January 15, 2019 Total # of Products on Certificate: 389 Nalco North America, an Ecolab Company - Naperville, ILUKD-IDProduct NameStatusCertifying RequirementGroupingNALCO 8976*CC2256553 PareveNo symbol needed127 NALCO 9970*CC2201454 PareveNo symbol needed128 NALCO 9974CC2204058 PareveNo symbol needed129 NALCO 9977CC2204061 PareveNo symbol needed130 NALCO 9978CC2204062 PareveNo symbol needed131 NALCO 9979CC2204063 PareveNo symbol needed132 NALCO BC1011CC2169624 PareveNo symbol needed133 NALCO BC1504CC2169625 PareveNo symbol needed134 NALCO BC1604CC2169628 PareveNo symbol needed135 NALCO BC1843CC2169629 PareveNo symbol needed136 NALCO BC1845CC2169630 PareveNo symbol needed137 NALCO BC1845 TCC2211362 PareveNo symbol needed138 NALCO BC1851CC2169631 PareveNo symbol needed139 NALCO BC2036 TCC2209802 PareveNo symbol needed140 NALCO BT-3410*CC2237216 PareveNo symbol needed141 NALCO CC1090CC2170556 PareveNo symbol needed142 Nalco CL-122CC2122098 PareveNo symbol needed143 NALCO CV941CC2169632 PareveNo symbol needed144 NALCO GR-8077CC2252348 PareveNo symbol needed145 NALCO

8 GR-8109 PLUSCC2167990 PareveNo symbol needed146 NALCO GR-8110CC2207750 PareveNo symbol needed147 NALCO NR3000*CC2218087 PareveNo symbol needed148 Rabbi Sholem Fishbane Kashruth Administrator Expiration Date: 12/31/2019.* = Kosher for up-to-date certification information please visit 7 of 19#1005cRc ID:Note: The UKD is an identification number assigned by the cRc for global tracking. Chicago Rabbinical Council 2701 West Howard Street Chicago , IL 60645-1303 Ph: Fax: Rabbi Sholem Fishbane, Kashruth Administrator January 15, 2019 Total # of Products on Certificate: 389 Nalco North America, an Ecolab Company - Naperville, ILUKD-IDProduct NameStatusCertifying RequirementGroupingNALCO PC-90CC2193349 PareveNo symbol needed149 NALCO PCS3000CC2210244 PareveNo symbol needed150 NALCO PCS3501CC2238276 PareveNo symbol needed151 NALCO PCS3551 DXCC2238277 PareveNo symbol needed152 Nalco PCS5007 (Chometz Free)

9 CC2207355 PareveNo symbol needed153 NALCO PP01-3455CC2208780 PareveNo symbol needed154 NALCO PP06-3921CC2230052 PareveNo symbol needed155 NALCO PP06-3926CC2200882 PareveNo symbol needed156 NALCO PP06-3966CC2245281 PareveNo symbol needed157 NALCO PRM4931 CC2203823 PareveNo symbol needed158 NALCO SW3220CC2169633 PareveNo symbol needed159 NALCOAT 2621*CC2062867 PareveNo symbol needed160 NALCOLYTE 8100*CC2062948 PareveNo symbol needed161 NALCOLYTE 8105*CC2062950 PareveNo symbol needed162 NALCON 60735*CC2122956 PareveNo symbol needed163 NALCON 10WB*CC2063504 PareveNo symbol needed164 NALCON 7614*CC2062750 PareveNo symbol needed165 NALCON 7616*CC2242007 PareveNo symbol needed166 NALCON 7616*CC2258168 Pareve167 NALCON 7634*CC2062751 PareveNo symbol needed168 Rabbi Sholem Fishbane Kashruth Administrator Expiration Date: 12/31/2019.

10 * = Kosher for up-to-date certification information please visit 8 of 19#1005cRc ID:Note: The UKD is an identification number assigned by the cRc for global tracking. Chicago Rabbinical Council 2701 West Howard Street Chicago , IL 60645-1303 Ph: Fax: Rabbi Sholem Fishbane, Kashruth Administrator January 15, 2019 Total # of Products on Certificate: 389 Nalco North America, an Ecolab Company - Naperville, ILUKD-IDProduct NameStatusCertifying RequirementGrouping NALCON 7635CC2258169 Pareve169 NALCON 7635CC2239631 PareveNo symbol needed170 NALCON 7647*CC2062783 PareveNo symbol needed171 NALCON 7648*CC2062784 PareveNo symbol needed172 NALCON 7649*CC2062786 PareveNo symbol needed173 NALCON 7678CC2063236 PareveNo symbol needed174 NALCON D3T-ACC2062858 PareveNo symbol needed175 NALCO 60615*CC2119097 PareveNo symbol needed176 NALCO 1044*CC2063474 PareveNo symbol