Molekula
Hydrochloric acid conc. ~37%
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Certificate of Analysis with every batch
Hydrochloric acid (HCl) is a highly corrosive inorganic acid used in industrial cleaning, pH adjustment, metal processing, and chemical synthesis. This concentrated (~37%) solution is a clear, colorless liquid with a pungent odor and strong acidic properties. CAS 7647-01-0, molecular formula HCl, molecular weight 36.46 g/mol. Store at ambient temperature in properly labeled, compatible containers. Signal word: Danger. Molekula supplies hydrochloric acid conc. ~37% from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Hydrochloric acid (HCl) is a highly corrosive inorganic acid used in industrial cleaning, pH adjustment, metal processing, and chemical synthesis. This concentrated (~37%) solution is a clear, colorless liquid with a pungent odor and strong acidic properties. CAS 7647-01-0, molecular formula HCl, molecular weight 36.46 g/mol. Store at ambient temperature in properly labeled, compatible containers. Signal word: Danger. Molekula supplies hydrochloric acid conc. ~37% from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Pricing & pack sizes
Specifications
| Property | Value |
|---|---|
| Appearance | Clear colourless to pale yellow liquid |
| Assay | 35.6-37.6% |
| Cadmium (Cd) | ≤0.1ppm |
| Iron (Fe) | ≤10ppm |
| Lead (Pb) | ≤2ppm |
| Mercury (Hg) | ≤0.1ppm |
| Arsenic (As) | ≤2ppm |
| Copper (Cu) | ≤2ppm |
| Oxidising Substances ppm CL2 | ≤100ppm |
| Reducing Substances ppm SO2 | ≤100ppm |
| Residue on Ignition (Sulphated) | ≤ 0.2% |
| Specific gravity (20 ºC) | 1.177-1.182 |
| Total organics ppm | ≤100ppm |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 8 |
| Packing Group | II |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 90037752 |
| CAS Number | 7647-01-0 |
| Molecular Formula | HCl |
| Molecular Weight | 36.46 |
| SMILES | Cl |
| EC / UN Number | 1789 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2806.10.0000 |
| Tariff Code | 2806100000 |
Safety & GHS
-
Corrosive
GHS05
-
Health Hazard
GHS07
Hazard statements
- H290 May be corrosive to metals
- H314 (sub cat. 1A) Causes severe skin burns and eye damage
- H335 May cause respiratory irritation
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is concentrated hydrochloric acid (~37%) commonly used for?
Concentrated hydrochloric acid (~37%) is widely used in industrial cleaning, pH adjustment, metal processing, food processing (e.g., leavening agent), and laboratory applications for titrations and reactions.
What is the chemical formula and molecular weight of hydrochloric acid?
The chemical formula is **HCl**, and the molecular weight is **36.46 g/mol**.
How should hydrochloric acid (~37%) be stored?
Store in a tightly sealed container at **ambient temperature**, away from incompatible substances (e.g., oxidizers, metals, and bases). Use proper ventilation.
What grades of hydrochloric acid (~37%) does Molekula supply?
Molekula supplies **industrial-grade** hydrochloric acid (~37%) suitable for manufacturing, processing, and laboratory use. Let us know if you require specific purity or compliance certifications.
Can Molekula supply hydrochloric acid (~37%) in bulk quantities?
Yes, we offer hydrochloric acid (~37%) in **bulk (IBCs, drums, or tanker loads)** for large-scale industrial applications. Contact us for custom packaging options.
What documentation comes with an order of hydrochloric acid (~37%)?
Each order includes a **Material Safety Data Sheet (MSDS/SDS)**, certificate of analysis (CoA), and a commercial invoice. Additional documentation (e.g., hazard labels) is provided upon request.
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