Industrial Hydrochloric Acid 32%–35% (Muriatic Acid) – Steel Pickling & DI Water Treatment Bulk 5–30 Ton Tankers
Loc Thien Chemical is a Industrial Chemical Bulk Supplier of Industrial Hydrochloric Acid 32% & 35% (HCl, CAS 7647-01-0) in Vietnam. Heavy-duty rubber/FRP lined 5–30-ton road tankers. Ideal for steel pickling, DI resin regeneration, and WWTP neutralization. 15-minute quotation. Hotline: +84 979 891 929.
Industrial Hydrochloric Acid 32% and 35% (Muriatic Acid, Aqueous Hydrogen Chloride) (CAS 7647-01-0, MW 36.46 g/mol) is a heavy-duty inorganic acid solution supplied by Loc Thien Chemical as a Industrial Chemical Bulk Supplier to manufacturing plants across Vietnam. Presenting a density of 1.159 g/cm³ (32% grade) and 1.174 g/cm³ (35% grade), this clear to pale yellow fuming liquid is extensively utilized for continuous steel wire/sheet pickling, ion-exchange resin regeneration in DI water plants, and automated wastewater neutralization. Loc Thien Chemical operates a specialized fleet of 5–30-ton rubber/FRP-lined chemical road tankers, guaranteeing continuous deliveries across Binh Duong, Dong Nai, Long An, Bac Ninh, and Hai Phong with a guaranteed 15-minute RFQ turnaround.
Loc Thien Chemical maintains direct direct bulk supply channels with Vietnam's largest chlor-alkali complexes, securing thousands of tons of high-grade technical HCl monthly. Every consignment is supported by comprehensive lot-specific COAs, TDS, and bilingual SDS/MSDS complying with Vietnamese environmental standard QCVN 40:2025/BTNMT.
Hydrochloric Acid 32% & 35% Technical Specifications
Loc Thien's industrial hydrochloric acid meets Vietnamese technical standard TCCS 01:2018/LT and international standard ASTM E1146.
| Parameter | HCl 32% Specification | HCl 35% Specification | Test Method |
|---|---|---|---|
| Chemical Name | Aqueous Hydrochloric Acid Solution | IUPAC / CAS Nomenclature | |
| Chemical Formula & MW | HCl (36.46 g/mol) | Structural Chemistry | |
| CAS Registry Number | 7647-01-0 | CAS Registry | |
| UN Number & Hazard Class | UN 1789, Class 8 Corrosive Liquid, Packing Group II | DOT / IMDG Rules | |
| HCl Concentration | 32.0% ± 1.0% | 35.0% ± 1.0% | Acid-Base Titration |
| Appearance | Clear, colorless to light yellow fuming liquid | Visual Inspection | |
| Density (at 20°C) | 1.154 – 1.164 g/cm³ | 1.169 – 1.179 g/cm³ | Hydrometer / ASTM D1298 |
| Specific Gravity / Baumé | 19.5° – 20.5° Bé | 21.0° – 22.0° Bé | Baumé Hydrometry |
| Free Chlorine (Cl₂) | ≤ 50 ppm | ≤ 80 ppm | Iodometric Titration |
| Iron (Fe) Content | ≤ 5 ppm (High purity) | ≤ 10 ppm | ICP-OES / AAS |
| Packaging & Delivery | 30L Cans, 250kg Drums, 1,000L IBCs, 5–30-ton Lined Tankers | Acid-Resistant Dedicated Units | |
Industrial Applications and Reaction Mechanisms
1. Continuous Steel Pickling and Oxide Scale Removal
Hydrochloric acid rapidly dissolves rust and mill scale (Fe₂O₃, Fe₃O₄, FeO) from hot-rolled carbon steel prior to electroplating, galvanizing, or cold drawing:
Compared to sulfuric acid, hydrochloric pickling operates at lower temperatures, prevents hydrogen embrittlement, and delivers superior metallic surface brightness.
2. Demineralization Plant (DI/RO) Cation Resin Regeneration
Supplies high concentrations of hydrogen ions (H⁺) to displace accumulated calcium, magnesium, and sodium cations from exhausted strong acid cation (SAC) resin beds in electronics and pharmaceutical manufacturing.
EHS Safety Protocols and Fume Scrubber Requirements
🛑 Mandatory Wet Scrubber Venting for Concentrated HCl Vapors
Concentrated hydrochloric acid exhibits high vapor pressure, releasing pungent, corrosive hydrogen chloride fumes upon exposure to atmospheric moisture. Breather vents on storage tanks must be directly integrated with a packed-bed wet scrubber operating with circulating water or dilute caustic solution to prevent hazardous emissions exceeding OSHA/QCVN limits.
- Storage Metallurgy: Concentrated HCl rapidly attacks carbon steel and all grades of stainless steel (including SUS304 and SUS316). Permissible construction materials are strictly limited to Fiber-Reinforced Plastic (Vinyl Ester FRP), HDPE, Polypropylene (PP), or Natural Rubber-Lined Steel.
⚡ Request Bulk Tanker Quotation (15-Minute Response)
Contact Loc Thien Chemical for contract pricing and scheduled bulk tanker deliveries of technical grade HCl 32% and 35%.
- Bilingual Technical Hotline: 0979 891 929
- Corporate Email: [email protected]
- Messaging Channels: WeChat:
locthien_chemical| KakaoTalk B2B Channel
ZDHC MRSL Version 3.1 Conformance Level 1 — Hydrochloric Acid (HCl 32%–35%)
- Official Documentation: ZDHC MRSL Version 3.1 Level 1 Conformance Summary Report (CSR) & Analytical Test Report
- Issuing Body: TÜV Rheinland Vietnam Co., Ltd.
- Certificate / Report Holder: LOC THIEN INVESTMENT DEVELOPMENT COMPANY LIMITED
- Certificate / CSR No.:
CSR #248162921-03 (22/10/2024)| Analytical Test Report No.:248162921-03 - Analytical Results: 3/3 Smart Testing substance groups PASS: Total Heavy Metal; Borate, zinc salt; Perboric acid, sodium salt
Loc Thien 9-Product ZDHC MRSL v3.1 Level 1 Portfolio: Includes 4 TÜV SÜD Level 1 Certificates (ZDHC1 127736 0001–0004: NaOH, H₂O₂, Na₂SO₄, Na₂CO₃) and 5 TÜV Rheinland Level 1 CSR & Analytical Test Reports (248162921-01–05: H₂SO₄, FeCl₂, HCl, Javel/NaOCl, PAC 31%). FDI textile and footwear manufacturers requiring official PDF dossiers with batch COA/SDS for ZDHC Gateway audits may request documentation here (15-minute response SLA).
