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105428 Ammonia solution 25 %

Purchase on Sigma-Aldrich


Replacement Information
Replacement InformationIn North America 1.05428.1000 replaces and is identical to 5428-2


Catalogue NumberPackaging Qty/Pack
1054280250 Plastic bottle 250 ml
1054280500 Plastic bottle 500 ml
1054281000 Plastic bottle 1 l
1054282500 Plastic bottle 2.5 l
Catalogue Number105428
Replaces5428-1; 5428-2; 5428
SynonymsAmmonium hydroxide solution, Ammonia water, Ammonium hydroxide solution
Product Information
HS Code2814 20 00
Quality LevelMQ100
Biological Information
Physicochemical Information
Boiling point37.7 °C (1013 hPa)
Density0.903 g/cm3 (20 °C)
Explosion limit15.4 - 33.6 %(V)
Melting Point-57.5 °C
Vapor pressure483 hPa (20 °C)
Materials Information
Toxicological Information
Safety Information according to GHS
Hazard Pictogram(s) Hazard Pictogram(s)
Hazard Pictogram(s)
Hazard Pictogram(s)
Hazard Statement(s)H314: Causes severe skin burns and eye damage.
H335: May cause respiratory irritation.
H410: Very toxic to aquatic life with long lasting effects.
Precautionary Statement(s)P261: Avoid breathing mist or vapours.
P271: Use only outdoors or in a well-ventilated area.
P273: Avoid release to the environment.
P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.
P303 + P361 + P353: IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal WordDanger
Storage class8B Non-combustible, corrosive hazardous materials
WGKWGK 2 obviously hazardous to water
Bases and alcoholates should be diluted if necessary by carefully stirring them into water and then neutralized (protective gloves, fume cupboard!) with hydrochloric acid (Cat. No. 100312). Before placing in container D, check the pH with pH universal indicator strips (Cat. No. 109535).
Safety Information
Categories of dangercorrosive, dangerous for the environment
Product Usage Statements
Storage and Shipping Information
StorageStore at +2°C to +30°C.
Packaging Information
Transport Information
Declaration (railroad and road) ADR, RIDUN 2672 , 8, III
Declaration (transport by air) IATA-DGRUN 2672 , 8, III
Declaration (transport by sea) IMDG-CodeUN 2672 , 8, III, Marine Pollutant: P, Segregation Group: 18 (Alkalis)
Supplemental Information
Assay (acidimetric, NH₃)≥ 25.0 %
Colour≤ 10 Hazen
Carbonate (as CO₃)≤ 10 ppm
Chloride (Cl)≤ 500 ppb
Phosphate (PO₄)≤ 50 ppb
Sulphate (SO₄)≤ 500 ppb
Ag (Silver)≤ 0.5 ppb
Al (Aluminium)≤ 5.0 ppb
As (Arsenic)≤ 1.0 ppb
Au (Gold)≤ 0.5 ppb
Ba (Barium)≤ 0.5 ppb
Be (Beryllium)≤ 0.5 ppb
Bi (Bismuth)≤ 0.5 ppb
Ca (Calcium)≤ 2.0 ppb
Cd (Cadmium)≤ 0.5 ppb
Co (Cobalt)≤ 0.5 ppb
Cr (Chromium)≤ 1.0 ppb
Cu (Copper)≤ 1.0 ppb
Fe (Iron)≤ 2.0 ppb
Ga (Gallium)≤ 0.5 ppb
Ge (Germanium)≤ 0.5 ppb
Hg (Mercury)≤ 2.0 ppb
In (Indium)≤ 0.5 ppb
K (Potassium)≤ 2.0 ppb
Li (Lithium)≤ 0.5 ppb
Mg (Magnesium)≤ 2.0 ppb
Mn (Manganese)≤ 0.5 ppb
Mo (Molybdenum)≤ 0.5 ppb
Na (Sodium)≤ 10.0 ppb
Ni (Nickel)≤ 1.0 ppb
Pb (Lead)≤ 0.5 ppb
Pt (Platinum)≤ 0.5 ppb
Sb (Antimony)≤ 0.5 ppb
Sn (Tin)≤ 0.5 ppb
Sr (Strontium)≤ 0.5 ppb
Ti (Titanium)≤ 0.5 ppb
Tl (Thallium)≤ 0.5 ppb
V (Vanadium)≤ 0.5 ppb
Zn (Zinc)≤ 1.0 ppb
Zr (Zirconium)≤ 0.5 ppb
Residue on ignition (as sulphate)≤ 2 ppm
The actual values are subject to unavoidable systematic
variations in this concentration range.
Global Trade Item Number
Catalogue Number GTIN
1054280250 04022536064604
1054280500 04027269301163
1054281000 04022536064611
1054282500 04027269301187