rose bengal sodium

Drug ingredient

CAS 632-69-9

This chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.

US productionNot reported

Import value, 2024$56M

Top sourceIndia 70%

EPA lists this chemical for 2023 but publishes zero or no volume for both production and imports.

Why supply is unknown

Production is reported production, not a complete census of factories. Production reporting year: 2023. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 320412 · basket

EPA reports by year

2023: US production Not published · Imports Not published

These shares come from HS customs code 320412, which covers 106 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

IN 70%IndiaMY 7%MalaysiaCH 4%SwitzerlandCN 4%ChinaDE 3%Germany

Ireland
United Kingdom
Spain
South Korea
Denmark
Pakistan
Hong Kong
Czech Republic
Brazil
Turkey

Domestic parents -- activity not disclosed (1)

EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.

Aakash Chemicals

1 FDA-registered drug labeler

Nomax Inc.

Why It Matters

Sectors

Health

Downstream Uses

Appears in 1 drug and cosmetic product listings (FDA).

•GloStrips

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Vendor Pricing

$0.14/gAK Scientific, Inc.

CountryUnited States

Pack$68.00 / 500 g

Purity98%

Vendors6 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

5 more vendors

Vendor	Country	$/g	Pack	Purity
AstaTech (2 weeks)	United States	$2.05	100 g	95%
Sigma-Aldrich (Rush Stock)	Germany	$9.17	25 g	—
Sigma-Aldrich	Germany	$9.17	25 g	—
MedKoo Biosciences, Inc	United States	$150.00	5 g	98%
Labotest KG	Germany	$217.80	5000 mg	90%

Chemical Identity

CAS632-69-9

PubChem CID32343

DTXSIDDTXSID4022814

FormulaC20H2Cl4I4Na2O5

Mol. Weight1017.6 g/mol

SMILESC1=C2C(=C3C=C(C(=O)C(=C3OC2=C(C(=C1I)[O-])I)I)I)C4=C(C(=C(C(=C4Cl)Cl)Cl)Cl)C(=O)[O-].[Na+].[Na+]

Data Sources

PubChem · compound 32343Retrieved 2026-04-07
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
FDA National Drug Code directoryRetrieved 2026-04-07
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

rose bengal sodium (CAS 632-69-9) https://chemicalindependence.com/chemical/632-69-9/ PubChem: 32343. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/32343 EPA Chemical Data Reporting: 632-69-9. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting FDA National Drug Code directory: bulk match. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 320412 for CAS 632-69-9. Reporting year: 2024. https://usatrade.census.gov/