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carboxymethylcellulose sodium

Drug ingredient

CAS 9004-32-4

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

Molecular structure of 9004-32-4
1 Na
US production153.0K lb
Import value, 2024$113M
Import volumeCBI
Top sourceChina 19%

At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.

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 391231 · narrow

EPA reports by year
2023
US production 153.0K lb · Imports Confidential

These shares come from HS customs code 391231, which covers 3 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 19%ChinaMX 18%MexicoFI 16%FinlandNL 10%NetherlandsDE 9%Germany
EPA-registered manufacturers (1)
Shinagawa Americas
Domestic parents -- activity not disclosed (2)
Cellmark Basic Materials
Sicer Usa
EPA-registered importers (3)
Schlumberger
Vibrantz Technologies
Wego Chemical Group
36 FDA-registered drug labelers
Allergan, Inc.
AvPAK
Better Living Brands LLC
Cardinal Health
Catalent Indiana, LLC
Cintas Corporation
Covalent Medical
CVS Pharmacy, Inc.
Discount Drug Mart
Droptics LLC
Golden State Medical Supply, Inc.
GoodSense
Guangzhou Shimei Cosmetics Co., Ltd.
Hanlim
HEB
K.C. Pharmaceuticals, Inc.
LEADER/Cardinal Health 110, Inc.
Lil' Drug Store Products, Inc.
MEDTECH PRODUCTS INC
Meijer Distribution, Inc.
Navajo Manufacturing Company Inc.
Optiq Eyecare LLC
Publix Super Markets, Inc.
Redicare LLC
Rugby Laboratories
Strategic Sourcing Services LLC
Target Corporation
The Kroger Co.
Topcare Associates LLC
TRP Company
Unimed
United Exchange Corp
Wal-Mart Stores, Inc.
Walgreen Company
Walmart
Walmart Inc.

Why It Matters

Sectors
HealthEnergyCore Chemicals
Downstream Uses

Appears in 53 drug and cosmetic product listings (FDA).

  • •TopCare Health Lubricant Eye Drops
  • •Equate Moisturizing Comfort Lubricant Eye Drops
  • •Focus Tears PF
  • •Signature Care Lubricant Eye Drops
  • •carboxymethylcellulose sodium
  • •Good Sense Lubricating Plus Lubricant Eye Drops
  • •Refresh Tears PF
  • •Refresh Optive
Show all 53
  • •Refresh Relieva PF Xtra
  • •Lubricant Eye Drops
  • •Optiq Hydrate
  • •Lubricant Eye Drops Preservative Free
  • •Carboxymethylcellulose Sodium 0.5%
  • •Discount Drug Mart Lubricant Eye Drops
  • •Refresh Optive Mega-3
  • •Refresh Optive Advanced
  • •TheraTears Lubricant
  • •Leader Lubricant Eye Drops Soothing Relief
  • •Refresh Relieva PF
  • •Walgreens Lubricant Eye Drops
  • •Rugby Lubricant Eye Drops
  • •Droptics Dry Eye Relief
  • •HEB Lubricant Eye Drops
  • •Refresh Tears
  • •Equate Optimal Hydration Lubricant Eye Drops
  • •Equate Lubricant Eye Drops
  • •Medics Choice Lubricant Eye Drops
  • •Medics Choice Fresh and Soothe
  • •Family Care Single Use Lubricant Eye Drop 0.4mL 5ct
  • •Refresh Tears Lubricant
  • •CVS Lubricant Eye Drops 30 ct
  • •Meijer Lubricant Eye Drops
  • •STYE Relief Serum
  • •Refresh Celluvisc
  • •Refresh Optive Drops
  • •Walgreens Lubricant Eye Drops Preservative Free
  • •CVS Lubricant Eye Drops
  • •Equate Lubricant Eye Drops Preservative-Free
  • •Publix Moisturizing Relief Eye Drops
  • •Foster and Thrive Lubricant Eye Drops
  • •Kroger Lubricant Eye
  • •Refresh Optive Mega-3 PF
  • •Up and Up Dry Eye Relief Lubricant Eye Drops
  • •Gentle Eyes Lubricant Eye Drops
  • •Refresh PLUS
  • •Refresh Digital
  • •TheraTears Dry and Tired
  • •Leader Lubricant Eye Drops
  • •Equate Restore Plus Lubricant Eye Drops
  • •Refresh Relieva
  • •Refresh Relieva Preservative Free
  • •Refresh Digital PF
  • •Rugby Carboxymethylcellulose Sodium 0.5% Eye Drops
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 3 sectors as 4 functional roles.

  • •Binder in All Other Basic Inorganic Chemical Manufacturing (1%)Processing—incorporation into formulation, mixture, or reaction product
  • •Abrasives in Not Known or Reasonably Ascertainable (100%)Processing—incorporation into formulation, mixture, or reaction product
  • •Viscosity modifiers in Oil and Gas Drilling, Extraction, and Support activities (40%)Processing—incorporation into formulation, mixture, or reaction product
  • •Stabilizing agent in Oil and Gas Drilling, Extraction, and Support activities (60%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.03/gAaron Chemicals LLC
CountryHong Kong
Pack$14.00 / 500 g
PurityNot recorded
Vendors2 available

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

1 more vendor
VendorCountry$/gPackPurity
AA BLOCKS (2 weeks)United States$0.032.5 kg—

Chemical Identity

CAS9004-32-4
PubChem CID6328154
DTXSIDDTXSID2020555
FormulaC8H16NaO8
Mol. Weight263.2 g/mol
SMILESCC(=O)O.C(C(C(C(C(C=O)O)O)O)O)O.[Na]

Data Sources

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Brief citations

carboxymethylcellulose sodium (CAS 9004-32-4) https://chemicalindependence.com/chemical/9004-32-4/ PubChem: 6328154. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/6328154 EPA Chemical Data Reporting: 9004-32-4. 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 391231 for CAS 9004-32-4. Reporting year: 2024. https://usatrade.census.gov/