1.01145

Ammonium chloride

for analysis EMSURE^® ACS,ISO,Reag. Ph Eur

• Synonym(s): Ammonium chloride, Sal ammoniac
• Empirical Formula (Hill Notation): H₄ClN
• CAS Number: 12125-02-9
• Molecular Weight: 53.49
• UNSPSC Code: 12352301
• EC Index Number: 235-186-4
• NACRES: NA.21

Properties

• grade: ACS reagent
• Quality Level: 300
• Agency: reag. ISO; reag. Ph. Eur.
• vapor pressure: 1.3 hPa ( 30 °C)
• product line: EMSURE^®
• Assay: ≥99.8% (silver nitrate titration); 99.0-100.5% dry basis (silver nitrate titration)
• form: crystalline powder
• autoignition temp.: >400 °C
• potency: 1410 mg/kg LD₅₀, oral (Rat)
• impurities: ≤0.005% Insoluble matter
• ign. residue: ≤0.01% (as sulfate)
• loss: ≤1% loss on drying, 105°C
• pH: 4.7 (25 °C, 200 g/L in H₂O, External MSDS)
• mp: 338 °C (sublimed; External MSDS)
• solubility: 372 g/L (External MSDS)
• density: 1.53 g/cm³ at 25 °C
• bulk density: 600‑900 kg/m³
• anion traces: bromide (Br^-): passes test; iodide (I^-): passes test; nitrate (NO₃^-): ≤0.0005%; phosphate (PO₄^3-): ≤0.0002%; sulfate (SO₄^2-): ≤0.002%
• cation traces: Ca: ≤0.0005%; Cu: ≤0.0002%; Fe: ≤0.0002%; K: ≤0.005%; Mg: ≤0.0005%; Na: ≤0.005%; Ni: ≤0.0001%; Pb: ≤0.0001%; Zn: ≤0.0002%; heavy metals: ≤0.0005%
• storage temp.: 2-30°C
• InChI: 1S/ClH.H3N/h1H;1H3
• InChI key: NLXLAEXVIDQMFP-UHFFFAOYSA-N

Description

Application

• Restoration of the soil fertility under Cr(VI) and artificial drought condition by the utilization of plant growth-promoting Bacillus spp. SSAU2.: The study investigates the role of ammonium chloride in enhancing the effectiveness of Bacillus spp. in soil fertility restoration under stress conditions, showcasing its relevance in environmental science and microbiology (Sharma et al., 2024).

Analysis Note

Assay (argentometric): ≥ 99.8 %
Assay (argentometric; calculated on dried substance): 99.0 - 100.5 %
Identity: passes test
Appearance of solution: passes test
Insoluble matter: ≤ 0.005 %
Acidity or alkalinity: passes test
pH-value (5 %; water, 25 °C): 4.5 - 5.5
Bromide, Iodide (Br,I): passes test
Nitrate (NO₃): ≤ 0.0005 %
Phosphate (PO₄): ≤ 0.0002 %
Sulfate (SO₄): ≤ 0.002 %
Heavy metals (ACS): ≤ 0.0005 %
Ca (Calcium): ≤ 0.0005 %
Cu (Copper): ≤ 0.0002 %
Fe (Iron): ≤ 0.0002 %
K (Potassium): ≤ 0.005 %
Mg (Magnesium): ≤ 0.0005 %
Na (Sodium): ≤ 0.005 %
Ni (Nickel): ≤ 0.0001 %
Pb (Lead): ≤ 0.0001 %
Zn (Zinc): ≤ 0.0002 %
Loss on Drying (105°C): ≤ 1.0 %
Residue on ignition (as sulfate): ≤ 0.01 %
Corresponds to ACS,ISO,Reag. Ph Eur

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H302 - H319
• Precautionary Statements: P264 - P280 - P301 + P312 - P305 + P351 + P338 - P337 + P313 - P501
• Hazard Classifications: Acute Tox. 4 Oral - Eye Irrit. 2
• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable