Ammonium chloride
Ammonium chloride (CAS: 12125-02-9, Formula: NH4Cl) is a versatile inorganic salt with a molecular weight of 53.49 g/mol. It presents as a white crystalline solid, highly soluble in water. Tech Serve Solutions supplies Ammonium chloride with an assay of ≥99.8%, suitable for various laboratory and industrial applications including chemical synthesis and as a component in preparing other ammonium compounds. It is also known for its use in dry cell batteries.
- IUPAC
- Salmiac
- Synonyms
- Salmiac
Chemical Synthesis
Ammonium chloride serves as a source of ammonium ions and can be used as a reagent or catalyst in various organic and inorganic synthesis reactions. Its role as a mild Lewis acid is valuable in specific transformations.
Laboratory Reagent
In laboratory settings, it is employed for buffering solutions, in qualitative analysis, and as a component in certain laboratory procedures. Its solubility and predictable chemical behaviour make it a reliable reagent.
Industrial Applications
Historically, it has found applications in industries such as galvanizing and tin plating, and as an electrolyte in dry cell batteries. It is also used in textile dyeing and leather processing.
| Molecular weight | 53.49 |
|---|---|
| Linear formula | NH4Cl |
| Assay | ≥99.8% |
| Solubility | H2O: soluble1 M at 20 °C, clear, colorless |
| pH | 4.5-5.5 (25 °C, 1 M in H2O) |
| Vapour pressure | 1 mmHg (160.4 °C) |
| Vapour density | 1.9 (vs air) |
| Melting point | 340 °C (subl.)(lit.) |
| Impurities tested | DNases, none detectedRNases, none detectedinsoluble matter, passes filter testphosphatases, none detectedproteases, none detected |
Hazard statements
- H302Harmful if swallowed
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3077 9 / PGIII |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36 |
| Safety statements (S) | 22 |
| Anion traces | nitrate (NO3-): ≤5 mg/kgphosphate (PO43-): ≤2 mg/kgsulfate (SO42-): ≤20 mg/kg |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Uv Absorption | λ: 260 nm Amax: ≤0.021λ: 280 nm Amax: ≤0.019 |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Ammonium chloride used for?
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Ammonium chloride is used in chemical synthesis, as a laboratory reagent, in industrial applications like dry cell batteries, galvanizing, and textile dyeing, and historically as a flux.
What are the CAS number and chemical formula for Ammonium chloride?
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The CAS number for Ammonium chloride is 12125-02-9, and its chemical formula is NH4Cl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ammonium chloride with an assay of ≥99.8%. We do not represent this product as USP, BP, or EP grade unless explicitly stated in the product specifications.
How should Ammonium chloride be handled safely?
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Ammonium chloride is harmful if swallowed and causes serious eye irritation (H302, H319). Handle with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation.
Is Ammonium chloride a controlled substance?
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Based on the provided data, Ammonium chloride is not listed as a controlled substance.
How is Ammonium chloride packed and shipped?
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Ammonium chloride is packed and shipped according to international regulations, identified as UN 3077, Class 9, Packing Group III. Specific packaging details are available upon request.
How can I request a sample or quote for Ammonium chloride?
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To request a sample or a quote for Ammonium chloride, please contact the Tech Serve Solutions sales team via our website or by phone with your specific requirements.
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