| Award | Bid 2500063 - HACH Process Analyzers, Lab Equipment - DEP | Citywide Administrative Services | Hach Company | $5.7M | Competitive Sealed Bids | Mar 9, 2026 | 85726B0003001 |
| Award | PROCESS ANALY, LAB EQUIPMENT AND SUPPLIES RE-AD | Citywide Administrative Services | Hach Company | $1.2M | Competitive Sealed Bids | Apr 2, 2020 | 8571900287 |
| Award | GRP: WATER ANALYSIS EQUIPMENT | Citywide Administrative Services | Hach Company | $485K | Competitive Sealed Bids | Aug 23, 2018 | 8571800164 |
| Award | GENUINE REPAIR PARTS FOR WATER ANALYSIS EQUIPMENT | Citywide Administrative Services | Hach Company dba Lachat Instrum | $340K | Competitive Sealed Bids | Jun 6, 2012 | 8571200227 |
| Award | GENUINE REPAIR PARTS FOR WATERSHED HYDROLOGY EQUIPMENT | Citywide Administrative Services | Hach Company dba Hach Environmental | $180K | Competitive Sealed Bids | Aug 17, 2007 | 857700853 |
| Award | GENUINE REPAIR PARTS FOR WATER ANALYSIS EQUIPMENT | Citywide Administrative Services | Hach Company d/b/a Lachat Instruments | $116K | Competitive Sealed Bids | May 2, 2007 | 857700849 |
| Award | WATER ANALYSIS, REAGENTS, STANDARDS and ACCESSORIES | Citywide Administrative Services | Hach Company dba Lachat Instruments | $728K | Competitive Sealed Bids | Apr 23, 2007 | 857700717 |
| Award | LACHAT, SIXFLOW INJECTION ANALYZERS | Citywide Administrative Services | Hach Company dba Lachat Instruments | $400K | Intergovernmental Purchase | Jan 24, 2007 | 857700943 |
| Award | RAIN GAUGES, PLUVIO, BRAND SPECIFIC | Citywide Administrative Services | Hach Company dba Hach Environmental | $223K | Competitive Sealed Bids | Nov 2, 2006 | 857601067 |
| Award | WATERSHED HYDROLOGY EQUIPMENT: GRP and ACCESSORIES | Citywide Administrative Services | Hach Company dba Lachat Instruments | $225K | Competitive Sealed Bids | Feb 24, 2005 | 857401092 |
| Award | GENERAL LAB EQUIPMENT AND ACCESSORIES | Citywide Administrative Services | Hach Company, Lachat Instruments | $388K | Competitive Sealed Bids | May 12, 2003 | 857201103 |
| Award | LACHAT LAB EQUIPMENT | Citywide Administrative Services | Hach Company/Lachat Instrument | $44K | Intergovernmental Purchase | Apr 4, 2003 | 857350539 |