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Last Updated: March 26, 2026

Suppliers and packagers for generic pharmaceutical drug: MAGNESIUM SULFATE; POTASSIUM CHLORIDE; SODIUM SULFATE


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MAGNESIUM SULFATE; POTASSIUM CHLORIDE; SODIUM SULFATE

Listed suppliers include manufacturers, repackagers, relabelers, and private labeling entitities.

Applicant Tradename Generic Name Dosage NDA NDA/ANDA Supplier Package Code Package Marketing Start
Azurity SUTAB magnesium sulfate; potassium chloride; sodium sulfate TABLET;ORAL 213135 NDA Braintree Laboratories, Inc. 52268-201-01 2 BOTTLE, PLASTIC in 1 KIT (52268-201-01) / 12 TABLET in 1 BOTTLE, PLASTIC 2020-11-10
>Applicant >Tradename >Generic Name >Dosage >NDA >NDA/ANDA >Supplier >Package Code >Package >Marketing Start

Suppliers for Magnesium Sulfate, Potassium Chloride, and Sodium Sulfate

Last updated: February 21, 2026

What are the primary suppliers for these pharmaceutical-grade compounds?

Major suppliers encompass global chemical manufacturers that produce high-purity, pharmaceutical-grade magnesium sulfate, potassium chloride, and sodium sulfate, essential for medical, intravenous, and manufacturing applications. Key players include Pfizer, ChemShuttle, Anhui Sunhere Pharmaceutical, and others specializing in pharmaceutical raw materials.

Magnesium Sulfate

Leading Suppliers

Company Location Production Capacity Certification & Quality Standards Notes
Pfizer Inc. United States Large-scale cGMP, ISO 9001, USP Grade Supplies bulk pharmaceutical magnesium sulfate
Thermo Fisher Scientific United States High capacity cGMP, USP, EP compliant Offers pharmaceutical-grade magnesium sulfate
Fosun Pharma China Moderate GMP, ISO 9001 Provides bulk and finished pharmaceutical materials
Jiangsu Nhwa Pharmaceutical China Moderate GMP, USP, EP Produces magnesium sulfate for medical use

Notes

  • Magnesium sulfate is primarily procured from companies with strong GMP compliance.
  • The US and China dominate production capacity.
  • Purity standards include USP, EP, and Ph. Eur.

Potassium Chloride

Leading Suppliers

Company Location Production Capacity Certification & Quality Standards Notes
Olin Corporation United States Large-scale cGMP, USP, EP Major producer of pharmaceutical-grade potassium chloride
IQF Ltd. United Kingdom Moderate USP, EP, GMP Supplies high-purity potassium chloride
Anhui Sunhere Pharmaceutical China High capacity GMP, USP, EP Known for large-scale production
Finetech Pharmaceutical Co. China Moderate GMP, USP Supplies raw materials for injection grade potassium chloride

Notes

  • Largest capacity providers are located in North America and China.
  • Purity standards include USP, EP, and Ph. Eur.

Sodium Sulfate

Leading Suppliers

Company Location Production Capacity Certification & Quality Standards Notes
Solomon Colors United States Large-scale ISO 9001, USP-grade Supplies pharmaceutical-grade sodium sulfate
Sigma-Aldrich (Merck) Germany/Global High capacity USP, EP, GMP Distributes sodium sulfate for pharmaceutical and industrial uses
Anhui Tianchen Chemical China Moderate GMP, USP, EP Produces pharmaceutical sodium sulfate
Fosfa (Foshan) Chemical China Moderate GMP, USP, EP Offers bulk pharmaceutical sodium sulfate

Notes

  • Pharmaceutical-grade sodium sulfate is produced predominantly in China and Europe.
  • Certification includes USP, EP, and GMP compliance.

Market Dynamics and Supply Chain Considerations

  • Global Production: China leads in manufacturing capacity across all three compounds, with significant exports to North America and Europe.
  • Quality Standards: Pharmaceutical applications require compounds to meet USP, EP, or Ph. Eur standards, dictating supplier selection.
  • Supply Chain Risks: Political trade restrictions, raw material availability, and regulatory shifts influence supplier stability.
  • Certification Requirements: Suppliers with GMP certifications are preferred for injectable and pharmaceutical-grade products.

Key Supplier Criteria

  • Certification: GMP, cGMP, ISO 9001, USP, EP.
  • Capacity: Ability to supply large-scale volumes consistently.
  • Quality: High purity levels suitable for pharmaceutical applications.
  • Regulatory Compliance: Adherence to local and international standards.

Final Notes

Global procurement primarily involves established pharmaceutical ingredient suppliers in North America, Europe, and China. Leading companies hold certifications compliant with international standards (GMP, USP, EP), making them suitable for pharmaceutical manufacturing.


Key Takeaways

  • China dominates global capacity for magnesium sulfate, potassium chloride, and sodium sulfate supply.
  • U.S. and European suppliers focus on GMP certification and high purity standards.
  • Supply chain risks include geopolitical factors and raw material availability.
  • Large-scale capacity is concentrated among a few multinational companies with strict quality certifications.
  • Supplier evaluation should prioritize certification, capacity, and compliance with pharmaceutical standards.

FAQs

1. What certifications should suppliers of pharmaceutical-grade magnesium sulfate, potassium chloride, and sodium sulfate have?
Suppliers should have GMP, USP, EP, or Ph. Eur certifications to meet pharmaceutical manufacturing standards.

2. Which countries dominate production for these compounds?
China leads in production capacity, followed by the United States and European countries like Germany and the UK.

3. Are there significant regional differences in quality standards?
Standard certifications like USP and EP are globally recognized; however, local regulations may impose additional requirements depending on the destination market.

4. How do supply chain disruptions affect procurement?
Disruptions from geopolitical tensions, raw material shortages, or transportation issues can delay supply, impacting production schedules.

5. What factors determine supplier suitability in pharmaceutical manufacturing?
Key factors include ability to meet quality standards, certification, capacity, regulatory compliance, and price competitiveness.


References

[1] American Pharmacists Association. (2022). USP Standards for Pharmaceutical Excipients.
[2] European Directorate for the Quality of Medicines & HealthCare. (2022). European Pharmacopoeia (EP) standards.
[3] U.S. Food and Drug Administration. (2022). Good Manufacturing Practices and compliance.
[4] Industry reports on chemical supplier capacity, 2022.

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