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
• EC Index Number: 235-186-4

Properties

• Quality Level: 300
• grade: ACS reagent
• 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

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 - P270 - P280 - P301 + P312 - P305 + P351 + P338 - P337 + P313
• 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