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Jost Chemical CO INC

3260 Brannon Ave, Saint Louis, MO 63139

UNVERIFIEDLAST SEEN IN FEDERAL DATA APR 2013 · 2 SOURCES

Present in a source dataset, with no recent operating signal.

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Homepage of Jost Chemical CO INC
Their homepage, crawled JUL 2026

What they make

Pharmaceutical Preparation Manufacturing325412

Jost Chemical manufactures specialty chemicals, including ammonium, calcium, nothing. then with minerals, and offers encapsulated and custom do about which purity is emphasized. It serves the nutritional, pharmaceutical / biotech, and specialty markets.

SUMMARIZED FROM THE COMPANY’S OWN WEBSITE

CAREERS
Careers page — seen SEP 8, 2026

Where it is

38.60163, -90.27661 · CENSUS TIGER
COUNTY
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Every listed plant in St. Louis County

Also at this address

No other federal record shares this street address.

WHERE THIS RECORD COMES FROM — 2 FEDERAL SOURCES, 6 FIELDS

Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.

EPA cross-references this facility in AIR, AIRS/AFS, MO-DNR, NCDB, RCRAINFO, TRIS · EPA site type STATIONARY.

SourceEvidenceFirst seenLast seen
EPA FRSEXISTENCEOCT 2020OCT 2020
EPA ECHOOPERATINGAPR 2013APR 2013
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
FIELDSOURCESIGNAL
ADDRESS LINE1EPA FRSJUL 2026
CITYEPA FRSJUL 2026
GEOMEPA FRSJUL 2026
NAMEEPA FRSJUL 2026
RCRA GENERATOR STATUSEPA ECHOSEP 2026
STATEEPA FRSJUL 2026

Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

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