Hydrochloric Acid 31% to 37% Supplier
Source 31% to 37% hydrochloric acid for steel pickling, ion exchange, chemical manufacturing, mining and industrial cleaning with specification and logistics support from Qingdao Hiacid.
- CAS 7647-01-0
- HCl(aq)
- 31% to 37%
Hydrochloric Acid for Industrial Buyers
Hydrochloric acid is an aqueous solution of hydrogen chloride and one of the most widely used mineral acids. Industrial 31% to 37% material is valued for strong acidity and predictable reaction behavior across metal treatment, regeneration and chemical production.
For reliable processing, buyers should confirm total acid, iron, sulfate, free chlorine, arsenic and ignition residue limits. Hiacid coordinates the agreed specification, batch COA, SDS, compatible packaging and export documentation.
For an accurate offer, specify the intended application, target assay, critical impurity limits, shipment quantity, destination and preferred delivery term.
Key Product Specifications
Reference values describe the product category. The agreed specification and batch COA govern each shipment.
| Product name | Hydrochloric Acid |
|---|---|
| CAS number | 7647-01-0 |
| Molecular formula | HCl(aq) |
| Molecular weight | 36.46 g/mol |
| Available assay | 31% to 37% |
| Grade | Industrial grade |
| Typical appearance | Clear, colorless liquid with pungent odor |
Common Hydrochloric Acid Applications
Final suitability depends on formulation, process conditions, grade and local regulatory requirements.
Steel pickling
Used in engineered pickling and surface-cleaning lines for suitable iron and steel components before downstream processing.
PVC value chain
A process raw material in large-scale chemical routes associated with vinyl chloride and other chlorinated intermediates.
Ion exchange regeneration
Used to regenerate selected cation-exchange resins in properly designed water-treatment systems.
Mining and activated carbon
Applied in qualified mineral processing and activated-carbon regeneration operations with compatible equipment.
Polyurethane intermediates
Used within established MDI and TDI manufacturing routes under strict plant process control.
Leather and chemical processing
Used for pH adjustment, hydrolysis and process-acid duties where the validated specification is suitable.
Built for International Chemical Supply
HDPE drums and IBC configurations can be quoted for the confirmed concentration and route. Package compatibility, net weight, labels, loading plan and dangerous-goods documentation are checked before shipment.
Confirm specification
Agree grade, assay, impurity limits, quantity and destination.
Approve packing and documents
Confirm container, labels, palletization, COA, SDS and shipping requirements.
Production and quality release
Traceable batch testing supports release against the agreed specification.
Loading and shipment
Coordinate container loading, export documents and delivery to the agreed port.
Hydrochloric Acid FAQ
Practical answers for sourcing, qualification, handling and export planning.
Which hydrochloric acid concentrations are available?
Hiacid handles enquiries for industrial hydrochloric acid in the 31% to 37% range. Confirm the required assay and impurity limits for a precise offer.
What is the CAS number of hydrochloric acid?
Hydrochloric acid has CAS number 7647-01-0 and is an aqueous solution of hydrogen chloride.
Which impurities should buyers review?
Common specification items include iron, sulfate, free chlorine, arsenic and ignition residue. Critical limits vary by process.
Can hydrochloric acid be used on every metal?
No. Suitability depends on alloy, concentration, temperature, inhibitors and equipment design. Complete a materials and process review before use.
What information is required for an export quote?
Provide concentration, grade, quantity, package, destination, delivery term and any destination-specific document requirements.
Related Hot Products
Compare the other Hot products or visit the Hiacid technical blog for purchasing and handling guides.
Request Hydrochloric Acid Specifications and Pricing
Tell us the grade, quantity, packaging, destination port and required delivery schedule. We will respond with current availability and commercial terms.