Ammonium Chloride CZ | CHEM*421372606

Ammonium chloride (Sal ammoniac) is a highly pure ammonium salt widely used in analytical and industrial laboratories. It is characterized by high water solubility and good purity according to the CZ class.

Identification Data

• Chemical Name: Ammonium chloride
• Synonyms: Sal ammoniac
• Molecular Formula: NH₄Cl
• Molar Mass: 53.49 g/mol
• CAS Number: 12125-02-9
• EC Number (EINECS): 235-186-4
• Catalog Number: CHEM*421372606

Physicochemical Properties

• Physical Form: solid
• Color: white
• Odor: odorless
• Sublimation Temperature: 335°C
• Autoignition Temperature: > 400°C
• Vapor Pressure: 1.3 hPa (30°C); 67 hPa (250°C)
• Density: 1.53 g/cm³ (20°C)
• Bulk Density: approx. 500 kg/m³
• Solubility in Water: 370 g/l (20°C)
• Solubility in Ethanol: 20 g/l (20°C)
• pH Value (50 g/l, 20°C): 4.5-5.5

Purity Parameters

• Content: min. 99.0%
• Water-Insoluble Components: max. 0.02%
• Residue on Ignition (SO₄): max. 0.05%.
• Sulfates (SO₄): max. 0.01%.
• Phosphates (PO₄): max. 0.002%.
• Iron (Fe³⁺): max. 0.001%.
• Calcium (Ca): max. 0.004%.
• Magnesium (Mg): max. 0.0025%.
• Heavy Metals (as Pb): max. 0.002%.
• pH Value (5%, 20°C): 4.5 - 6.0

Classification and Labeling

• H-Statements: H302 - Harmful if swallowed; H319 - Causes serious eye irritation
• P-Statements: P305+P351+P338 - IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
• RID/ADR: not applicable
• UN: not applicable

This product is intended for laboratory and industrial use only. Do not use for food or pharmaceutical purposes.