# City of Long Beach Buyspeed #UD-27-369

Long Beach Utilities evaluates polymer-blend coagulants for groundwater treatment

**Posted:** November 12, 2026
**Respond By:** December 08, 2026
**Identifier:** UD-27-369
**NAICS:** 325998

Long Beach Utilities is screening polymer-blend coagulants for possible use in future groundwater treatment procurement.
- **Buyer:** Long Beach Public Utilities Department, Operations Bureau — Water/Sewer Operations.
- **Requested product:** Submit up to two polymer-blend coagulant products, with one 1,000-mL sample per product; an additional 4,000 mL may be requested for a product selected for pilot testing. No specific brand or part number is required.
- **Requirements:** Current NSF/ANSI/CAN 60 certification, Safety Data Sheet, technical data sheets, molecular-weight distribution information, and specified DOT-approved sample-return materials. Molecular-weight distribution ranges are over 10,000 amu: 32–70%; 1,000–10,000 amu: 15–58%; and under 1,000 amu: 10–15%.
- **Evaluation:** Bench-scale jar testing with ferric chloride; products achieving at least 30% TOC removal may advance to pilot testing. Pilot targets include 5 CU finished-water color, turbidity below 0.10 NTU, 35% TOC removal, and filter headloss below 4 feet per 24 hours. Sludge production, pH impacts, chemical demand, operational effects, and cost effectiveness are also considered.
- **Previously approved manufacturer/product examples:** **Kemira** — PAX-XL-37A3, PAX-XL-39A3; **Sweetwater** — CP8805B, CP8807B; **General Chemical** — Clar-ion A415P; **Summit** — 803-B; **Polydyne** — PRX-B29.
- **Procurement context:** This is product pre-approval and evaluation, not a request for pricing or a commitment to buy. Only products that pass pre-approval may be considered in a later competitive solicitation.

### Description

Long Beach Public Utilities Department is seeking polymer-blend coagulant products for evaluation and pre-approval ahead of a future competitive procurement. This is not a bid solicitation or request for pricing, and it does not commit the department to purchase or result in a contract award. Vendors may submit up to two products, with samples and specified certification, safety, and technical documentation; submissions are due December 8, 2026. Products passing bench-scale testing may advance to pilot testing, and only pre-approved products may be considered in the later solicitation.

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