NIGP 11510: Biochemicals: Amino Acids, Enzymes, Nucleotides, Peptides, etc.

NIGP 11510 Biochemicals: Amino Acids, Enzymes, Nucleotides, Peptides, Etc., an Item code, describes the procurement of specialized chemical compounds that state and local governments buy primarily for water treatment, laboratory testing, and facility operations. Recent solicitations show that this code captures demand for acids and other chemical reagents used in municipal water systems, with specifications ranging from industrial-grade solutions in bulk totes to smaller laboratory containers.

The City of Phoenix Water Services Department posted IFB 260104 on September 24, 2026, soliciting a five-year contract for hydrochloric and citric acid in multiple concentrations and container sizes, with a response deadline of October 16, 2025. The procurement specifies 31.45% hydrochloric acid in 330-gallon totes, 30% hydrochloric acid in 55-gallon drums and 1-gallon containers, and 50% citric acid in 330-gallon totes, requiring bidders to submit Safety Data Sheets, NSF compliance documentation, and certified third-party laboratory quality analysis. The solicitation includes a non-mandatory pre-offer conference on October 7, 2025, via Webex and emphasizes hazardous materials handling, environmental compliance, and OSHA protocols. The contract incorporates federal DBE and Small Business Participation Plan requirements, mandating monthly tracking and annual reporting through the City's Certification and Compliance System. Contract commencement is scheduled for November 15, 2025, with pricing subject to adjustment after the first year and a potential five-year term extension.