PSC 6630: CHEMICAL ANALYSIS INSTRUMENTS — Federal Procurement Code

66 - INSTRUMENTS AND LABORATORY EQPT L1: Industrial Products & Services

Description

Chemical Analysis Instruments

Includes

Acidity (pH) Meters; Gas Analyzers; Alkalinity Measuring Instruments; Colorimeters.

Excludes

Gas Detecting Equipment; Manual Gas Alarms; Chemicals; In Vitro Diagnostic Substances and Reagents.

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

325

Chemical Manufacturing

3251

Basic Chemical Manufacturing

32518

Other Basic Inorganic Chemical Manufacturing

325180

Other Basic Inorganic Chemical Manufacturing

Related UNSPSC categories

41113002

Chemiluminescence or bioluminescence analyzers

41113003

Electrogravimetry analyzers

41113004

Flame ionization analyzers

41113005

Ion analyzers

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 6630?

1 Use PSC 6630 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.