| Award | Froth Control Polymer-dep (renewal) | Citywide Administrative Services | CHEMTALL INCORPORATED | $2.7M | Competitive Sealed Bids | Sep 1, 2022 | 85720B8504KXLR001 |
| Award | SUPPLYING CATIONIC DEWATERING POLYMER AT HUNTS POINT AND BOWERY BAY WRRFS | Environmental Protection | CHEMTALL INCORPORATED | $16.2M | Competitive Sealed Bids | Mar 19, 2020 | 82620B0024001 |
| Award | SUPPLYING CATIONIC DEWATERING POLYMER AT OAKWOOD BEACH WRRF | Environmental Protection | CHEMTALL INCORPORATED | $3.9M | Competitive Sealed Bids | Mar 19, 2020 | 82620B0025001 |
| Award | SUPPLYING CATIONIC DEWATERING POLYMER AT WARDS ISLAND AND RED HOOK WASTEWATER RESOURCE RECOVERY FACILITIES | Environmental Protection | CHEMTALL INCORPORATED | $12.8M | Competitive Sealed Bids | Mar 18, 2020 | 82620B0015001 |
| Award | SUPPLYING CATIONIC DEWATERING POLYMER AT 26TH WARD WRRF | Environmental Protection | CHEMTALL INCORPORATED | $13.5M | Competitive Sealed Bids | Mar 18, 2020 | 82620B0023001 |
| Award | COAGULANT AID POLYMER - DEP | Citywide Administrative Services | CHEMTALL INCORPORATED | $1.6M | Competitive Sealed Bids | Jan 15, 2020 | 8572000062 |
| Award | CATIONIC POLYMER, THICKENING AND POST THICKENING | Citywide Administrative Services | CHEMTALL INCORPORATED | $2.8M | Competitive Sealed Bids | Nov 19, 2019 | 8572000002 |
| Award | POLYMER, SLUDGE THICKENING - DEP | Citywide Administrative Services | CHEMTALL INCORPORATED | $7.4M | Competitive Sealed Bids | Aug 8, 2019 | 8571900222 |
| Award | FROTH CONTROL POLYMER - DEP | Citywide Administrative Services | CHEMTALL INCORPORATED | $3.2M | Competitive Sealed Bids | Jul 23, 2019 | 8571900188 |
| Award | CATIONIC POLYMER - COAGULANT AID (DEP) | Citywide Administrative Services | CHEMTALL INCORPORATED | $359K | Renewal | Jun 19, 2017 | 8571500269 |
| Award | SUPPLYING THICKENING AND POST THICKENING CATIONIC POLYMER FOR NEWTOWN CREEK AND NORTH RIVER WWPT`S | Environmental Protection | CHEMTALL INCORPORATED | $1.8M | Competitive Sealed Bids | Apr 28, 2017 | 82616B0025001 |
| Award | SUPPLY CATIONIC DEWATERING POLYMER FOR WARDS ISLAND AND RED HOOK | Environmental Protection | CHEMTALL INCORPORATED | $8.1M | Competitive Sealed Bids | Nov 15, 2016 | 82616B0028001 |
| Award | SUPPLYING CATIONIC POLYMER FOR SLUDGE THICKENING | Environmental Protection | CHEMTALL INCORPORATED | $1.6M | Competitive Sealed Bids | Jan 4, 2016 | 82615B0079001 |
| Award | SUPPLYING CATIONIC DEWATERING POLYMER AT OAKWOOD BEACH WWTP, STATEN ISLAND | Environmental Protection | CHEMTALL INCORPORATED | $2.9M | Competitive Sealed Bids | Aug 18, 2015 | 8261614220B |
| Award | SUPPLYING CATIONIC DEWATERING POLYMER AT HUNTS POINT WWTP, BRONX | Environmental Protection | CHEMTALL INCORPORATED | $6.3M | Competitive Sealed Bids | Aug 18, 2015 | 826161398HP |
| Award | SUPPLYING CATIONIC DEWATERING POLYMER AT 26TH WARD WASTEWATER TREATMENT PLANT | Environmental Protection | CHEMTALL INCORPORATED | $8.0M | Competitive Sealed Bids | Aug 18, 2015 | 82615139126W |
| Award | SUPPLYING FROTH CONTROL POLYMER CITYWIDE. | Environmental Protection | CHEMTALL INCORPORATED | $1.5M | Competitive Sealed Bids | Aug 14, 2015 | 826141382FC |
| Award | SUPPLYING CATIONIC DEWATERING POLYMER AT WARDS ISLAND AND RED HOOK WASTEWATER TREATMENT PLANTS. | Environmental Protection | CHEMTALL INCORPORATED | $2.9M | Competitive Sealed Bids | Aug 14, 2015 | 826151377PY |
| Award | CATIONIC POLYMER - COAGULANT AID (DEP) | Citywide Administrative Services | CHEMTALL INCORPORATED | $1.1M | Competitive Sealed Bids | Aug 11, 2015 | 8571500269 |
| Award | SUPPLYING CATIONIC DEWATERING POLYMER AT HUNTS POINT, BRONX. | Environmental Protection | CHEMTALL INCORPORATED | $12.4M | Competitive Sealed Bids | May 6, 2009 | 8260901232HP |