Ammonium chloride
Chemical Name: Ammonium chloride
CAS No.: 12125-02-9
Appearance: White Solid
Molecular Formula: ClH4N
Molecular weight: 53.49
Sample: Available
Products Description of Ammonium chloride CAS#12125-02-9
Ammonium chloride industrial product purity ≥ 99.3%, white crystalline solid, odorless with salty and cool taste, hygroscopic. Melting point 337.8℃ (dissociates), boiling point 520℃. Vapor pressure negligible (25℃), relative density 1.53 (20℃). Solubility in water: highly soluble, slightly soluble in ethanol, insoluble in acetone and ether. Stable, incompatible with strong bases.
Parameters
| Parameter | Value |
| Melting point | 340 °C (subl.) (lit.) |
| Boiling point | 100 °C750 mm Hg |
| bulk density | 600-900kg/m3 |
| density | 1.52 |
| vapor density | 1.9 (vs air) |
| vapor pressure | 1 mm Hg ( 160.4 °C) |
| refractive index | 1.642 |
| FEMA | 4494 | AMMONIA (ALSO INCLUDES AMMONIUM CHLORIDE) |
| storage temp. | Store at +5°C to +30°C. |
| solubility | H2O: 1 M at 20 °C, clear, colorless |
| form | Solid |
| pka | 9.25[at 20 ℃] |
| color | White |
| Specific Gravity | 1.53 |
| PH | 4.7 (200g/l, H2O, 25℃)(External MSDS) |
| Odor | odorless |
| Odor Type | ammoniacal |
| Water Solubility | soluble |
| λmax | λ: 260 nm Amax: ≤0.021 λ: 280 nm Amax: ≤0.019 |
| Sensitive | Hygroscopic |
| Merck | 14,509 |
| BRN | 4371014 |
| Exposure limits | ACGIH: TWA 10 mg/m3; STEL 20 mg/m3 NIOSH: TWA 10 mg/m3; STEL 20 mg/m3 |
| Dielectric constant | 7（0.0℃） |
| Stability: | Stable. Incompatible with strong acids, strong bases. |
| CAS DataBase Reference | 12125-02-9(CAS DataBase Reference) |
| NIST Chemistry Reference | Ammonium chloride(12125-02-9) |
| EPA Substance Registry System | Ammonium chloride (12125-02-9) |
Safety Information
| Item | Value |
| Hazard Codes | Xn |
| Risk Statements | 22-36-41-37/38 |
| Safety Statements | 22-36-26 |
| RIDADR | UN 3077 9 / PGIII |
| OEB | B |
| OEL | TWA: 10 mg/m3, STEL: 20 mg/m3 |
| WGK Germany | 1 |
| RTECS | BP4550000 |
| Autoignition Temperature | >400 °C |
| TSCA | Yes |
| HazardClass | 9 |
| PackingGroup | III |
| HS Code | 28271000 |
| Hazardous Substances Data | 12125-02-9(Hazardous Substances Data) |
| Toxicity | LD50 in rats (mg/kg): 30 i.m. (Boyd, Seymour); LD50 in rats (mg/kg): 1650 orally (Smeets) |
Product Application of Ammonium chloride CAS#12125-02-9
Ammonium chloride is mainly used for dry batteries, storage batteries, ammonium salts, tanning, plating, medicine, photography, electrodes, adhesives, etc. Ammonium chloride is also an available nitrogen chemical fertilizer whose nitrogen content is 24% to 25%. It is a physiological acidic fertilizer and suitable for wheat, rice, corn, rapeseed and other crops.
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