| Award | The procure Coagulant Aid Polymer for DEP | Citywide Administrative Services | Chemtall Inc. | $2.0M | Competitive Sealed Bids | Sep 15, 2025 | 85725B0096001 |
| Award | Cationic Polymer, Thickening and Post Thickening | Citywide Administrative Services | Chemtall Inc. | $7.8M | Competitive Sealed Bids | Sep 4, 2025 | 85725B0099001 |
| Award | Sludge Thickening Polymer for NYC DEP | Citywide Administrative Services | Chemtall Inc. | $9.1M | Competitive Sealed Bids | Sep 2, 2025 | 85725B0039001 |
| Award | Froth Control Polymer | Citywide Administrative Services | Chemtall Inc. | $16.7M | Competitive Sealed Bids | Jun 24, 2025 | 85725B0032001 |
| Award | COAGULANT AID POLYMER - DEP, RENEWAL #2 | Citywide Administrative Services | Chemtall Inc. | $529K | Renewal | Sep 12, 2023 | 85720B8507KXLR002 |
| Award | COAGULANT AID POLYMER - DEP | Citywide Administrative Services | Chemtall Inc. | $529K | Renewal | Nov 30, 2022 | 85720B8507KXLR001 |
| Award | CATIONIC POLYMER, THICKENING AND POST THICKENING | Citywide Administrative Services | Chemtall Inc. | $1.9M | Competitive Sealed Bids | Nov 29, 2022 | 85720B8506KXLR001 |
| Award | FROTH CONTROL POLYMER - DEP Renewal #1 | Citywide Administrative Services | Chemtall Inc. | $2.7M | Competitive Sealed Bids | Sep 15, 2022 | 85720B8504KXLR001 |
| Award | POLYMER, SLUDGE THICKENING | Citywide Administrative Services | Chemtall Inc. | $6.3M | Renewal | Aug 18, 2022 | - |
| Award | POLYMERS:CATIONIC FOR THICKENING | Citywide Administrative Services | Chemtall Inc. | $5.3M | Competitive Sealed Bids | Aug 25, 2004 | 857400627 |
| Award | POLYMERS:EMULSION/DISPERSION | Citywide Administrative Services | Chemtall Inc. | $5.7M | Competitive Sealed Bids | Jul 30, 2003 | 857300143 |
| Award | POLYMERS: AQUEOUS DISPERSANTS | Citywide Administrative Services | Chemtall Inc. | $1.6M | Competitive Sealed Bids | Jun 17, 2003 | 857300624 |