98.5% Caustic Soda Flakes

Mainstream general-purpose grade · Excellent cost performance · Year-round stock

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98.5% Caustic Soda Flakes

Formula: NaOH CAS: 1310-73-2 UN: 1823 Class: 8 Corrosive

98.5% caustic soda flakes is the mainstream general-purpose grade widely used in various conventional industrial fields. Our products feature stable quality, sufficient spot goods and complete export documents, enjoying high popularity among global purchasers.

Purity98.5% (Standard min. 98%)
AppearanceWhite flaky solid
GradeIndustrial Grade · Food Grade
SolubilityEasily soluble in water, releasing heat
StorageDry, ventilated place, tightly sealed
MOQ1 Metric Ton
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Industrial Applications

  • Petrochemical: Optimizes desulfurization and deacidification processes at US refineries.
  • Textile & Dyeing: High-efficiency cotton scouring and bleaching for North American facilities.
  • Pulp & Paper: Heavy-duty Kraft pulping for North American mills; supports OSHA-compliant safe handling.
  • Water Treatment: Effective pH neutralization with complete COA and SDS documentation available upon request.
  • Metallurgy: Surface degreasing, derusting, metal smelting
  • Chemical Synthesis: Reliable alkaline catalyst and base ingredient for detergents and inorganic chemicals.
  • Food Industry: Fruit peeling, acid adjustment, equipment cleaning
  • Pharmaceutical: Synthetic auxiliaries, disinfection

Why Choose Our 98.5% Caustic Soda Flakes

Mainstream Grade & High Cost Performance — Complies with international general industrial standards, ideal for most conventional industrial scenarios.

Large Production & Sufficient Stock — Advanced production lines guarantee high daily output with abundant year-round inventory.

Stable Batch Quality — Standardized production ensures consistent properties across every batch.

Complete Export Documents — Full set of dangerous goods certificates, inspection reports and GOST certification for Central Asian markets.

Packaging & MOQ

Standard Package: 25kg moisture-proof laminated woven bags

Bulk Package: 1000kg ton bags (custom packaging available)

All packages affixed with standard corrosive hazard labels.

Shipping & Trade Terms

Trade Terms: FOB, CIF, CFR

Ports: Qingdao Port, Tianjin Port

Lead Time: 3-7 working days for in-stock goods

Certifications: MSDS, COA, DG Export Registration, Food Grade Cert, GOST

Minimum order quantity is 1 ton. We support trial orders, LCL and full container shipments.
Yes. Both industrial grade and food grade are available with complete certifications.
Samples are free of charge; buyers only need to pay for freight.
MSDS, batch COA, dangerous goods inspection reports, food grade certification, and GOST certification for Central Asian markets.

Download documents (PDF)

• Material Safety Data Sheet (MSDS)

• Certificate of Analysis (COA) — 98.5% Grade