PSC B533: SPECIAL STUDIES/ANALYSIS- WATER QUALITY — Federal Procurement Code

B5 - SPECIAL STUDIES - NOT R and D L1: Professional Services

Description

Water Quality Studies

Suggested adjacent classifications

PSC codes describe what the government buys. These related classifications help connect procurement codes to industries, commodities, and trade workflows.

Related NAICS industries

924

Administration of Environmental Quality Programs

9241

Administration of Environmental Quality Programs

2213

Water, Sewage and Other Systems

22131

Water Supply and Irrigation Systems

Related UNSPSC categories

41104207

Water analysis systems

41103417

Indoor air quality monitor

41116104

Chemistry test kits or supplies

41116120

Hematology test kits or supplies

Official data

Feature	Description
Official name	Product Service Codes (PSC)
Maintained by	U.S. federal acquisition community / GSA PSC Manual
Purpose	Classifies what the government buys: products and services
Primary use	Federal procurement reporting, contract categorization, spend analysis
Code type	Mixed/unspecified

When do you need PSC B533?

1 Use PSC B533 when identifying the product or service category on a U.S. federal contract.

2 Use it when filtering opportunities or spending data in SAM.gov, FPDS, or USASpending.

3 Use it when comparing a procurement category against related NAICS industries or UNSPSC commodities.

4 Use it when a contracting workflow needs the purchased item classification rather than the supplier industry code.