Hydrochloric Acid HCl 32–35%

Hydrochloric acid (HCl), also known as hydrochloric acid or hydrochloric acid, is a strong inorganic acid widely used in water treatment, metal cleaning, pH adjustment, chemical processing and many production steps. Loc Thien Chemical supplies process-grade HCl commonly around 32–35% (other ranges by batch/COA), with SDS/MSDS and COA available on request for quotation.

Policy: bulk / quotation on request — no public retail list price and no retail cart sales. Consultation hotline: 0979 891 929.

HCl product information

Chemical name	Hydrochloric acid
Formula	Hydrochloric acid
CAS number	7647-01-0
Appearance	Aqueous liquid
Reference concentration	32–35% (confirm per COA; other ranges by order)
Packing	Jerry can, drum, IBC/tank or bulk tanker by order
Documents	SDS/MSDS, COA on request

Properties and safety notes

• HCl is a strong corrosive acid that may release irritating vapors — work in ventilated areas with SDS-required PPE.
• Use compatible acid-resistant plastics/metals for the concentration in use.
• Do not mix with strong oxidizers or incompatible chemicals without a safety review.

Key industrial applications

pH adjustment and water treatment

HCl is used to lower pH, neutralize alkalinity and support selected conditioning steps in industrial water/wastewater systems. Dosage must match site analytics — jar testing when needed.

Metal pickling and surface preparation

Common in pickling/rust removal and metal surface cleaning before coating or fabrication when the process allows hydrochloric acid.

Chemical manufacturing and production

It is an acidifying agent in many reactions and intermediate process steps. Grade and concentration follow plant technical specifications.

Storage and transport

• Store ventilated, labeled and closed; avoid heat and incompatible materials.
• Use leak-resistant packaging; apply dangerous-goods transport rules when required.
• PPE: chemical gloves, eye/face protection and suitable clothing per SDS.

Why Loc Thien Chemical

• Industrial HCl supply with order-based documentation.
• Basic guidance on concentration/packing and industrial-park delivery point.
• quotation by quantity — price on request.

FAQ — Hydrochloric acid (HCl)

What is HCl 32–35% used for?

Commonly used for pH adjustment, metal cleaning and industrial steps that need a strong aqueous acid. Exact use depends on plant process design.

What is the CAS number of HCl?

CAS 7647-01-0.

Can I get SDS/COA?

Yes — provided for order requirements.

How is HCl different from H2SO4?

They differ in formula, acidity, vapor behavior and corrosion profile. Do not substitute blindly — select by technical and safety criteria.

How do I order bulk HCl?

Send concentration, quantity, packing and delivery location. Hotline: 0979 891 929. bulk quotation only — no retail cart sales.

Request a HCl quotation: state concentration, volume, packing and province/industrial park for delivery. Loc Thien replies with pricing on request.