ammonium hydroxide


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ammonium hydroxide

[ə′mōn·yəm ‚hī′dräk‚sīd]
(inorganic chemistry)
NH4OH A hydrate of ammonia, crystalline below -79°C; it is a weak base known only in solution as ammonia water. Also known as aqua ammonia.
References in periodicals archive ?
1 wt% MSO-3, dried, cured, laundered, and rinsed with ammonium hydroxide were similar and are represented by Fig.
The pH of the dispersions could be varied by adding either ammonium hydroxide or AMP (amino methyl propanol).
Nanoparticles synthesized by partial imidization of styrene maleic anhydride in the presence of ammonium hydroxide can be coated onto cellulosic (paper) substrates and form a noncontinuous film in order to successfully improve the water repellency and hydrophobicity of the fibrous surface.
The EXP-1 stain did redissolve moderately easily in dilute ammonium hydroxide and in commercial sodium hydroxide-based deck stripper, so it could be removed from the surface of the deck if necessary.
For information on the use of ammonium hydroxide in other foods, visit http://www.
Table 10: Resistance to alkalis (a) of polyurethane films Sample Alkalis Sodium hydroxide Ammonium hydroxide 10%(w/v) 50% (w/v) 10% (v/v) 25% (v/v) CS-1 5 5 5 4 CS-2 5 5 5 5 CS-3 4 3 4 4 (a) When dipped for 6 months; 2 = Softening of film; 3 = Blistering of film; 4 = Change in color and loss in gloss; 5 = Film unaffected
2 mL of methanol, 16 [micro]L of ammonium hydroxide, and 6 mL of distilled water.
Synthesis and Characterization of Zinc Phosphates in Aqueous and Non-Aqueous Media with (2-Hydroxyethyl) Trimethyl Ammonium Hydroxide as Template
Tenders are invited for Supply of Water Treatment Chemicals- Ammonium Hydroxide, Caustic Soda, Lime, Potassium Permanganate, and Soda Ash.
New Optiprene HA uses Ammonium Hydroxide as a pH modifier and stabilizer while the KOA formulation uses Potassium Hydroxide.
lb) >160 >160 >160 >160 1 hr spot test (5=good, 1=poor) 10% Sulfuric acid 4-5 4-5 4-5 4-5 10% Acetic acid 4-5 4-5 4-5 4-5 10% Ammonium hydroxide 5 5 5 5 Table 4 -- Coating Properties of Soft Feel II WT 2102 weight per hundred Component A 4 8 12 16 20 Film thickness (mil) 1.
Dichloromethane, 2-propanol, ammonium hydroxide, and ethyl acetate (Ultra Resi-analyzed) were obtained from J.