Merck Ammonium chloride

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 (PO43-): ≤0.0002%

sulfate (SO42-): ≤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

SMILES string:  [Cl-].N.[H+]

InChI:   1S/ClH.H3N/h1H;1H3

InChI key:  NLXLAEXVIDQMFP-UHFFFAOYSA-N

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