Introduction to Acid Concentration Everyone is familiar with the unpleasant feeling of vomiting when you are ill. Not only is the taste unpleasant, but the acidic contents of your stomach burn your throat too! That's because sufficiently concentrated acids have a high concentration of the H+ion,...
This is a heavy duty bathroom cleaner with hydrochloric acid formula. It is used to quickly removes rust lime ,soap scum and rust stains on the bathroom walls and sanitary ware. Do not apply this solution to the surface where it can be easily destroyed by acid, and surfaces such as marble...
Sulfuric acid (Chemical formula :H2SO4), the most important oxygenated acid of sulfur. Anhydrous sulfuric acid is colorless oil liquid, 10.36ºC crystallization, usually used is its various concentrations of aqueous solution, by the tower method and contact method. Th...
The action of concentrated H2SO4 on urea,(H2N)2CO,results in the production of a white crystalline solid X of formula H3NO3S.This is a monobasic acid.On treatment with sodium nitrite and dilute hydrochloric acid at 273K,one mole of X liberates one mole of N2,and on addition of ...
Its solution in water is known as hydrochloric acid. It is used as a laboratory reagent. HCl is diatomic in nature having chlorine and hydrogen covalently bonded together. The covalent bond between the atoms is polar in nature due to the high electronegativity ...
Examples of preferred acidic pH adjusters are the mineral acids and polycarboxylic acids. Nonlimiting examples of mineral acids are hydrochloric acid, nitric acid, phosphoric acid, and sulfuric acid. Nonlimiting examples of polycarboxylic acids are citric acid, glycolic acid, and lactic acid. The ide...
申请(专利权)人: CIBA-GEIGY CORPORATION 发明人: W Stingelin 被引量: 17 摘要: Concentrated dye solutions of dyes of the formula (1) shown in claim are described.The dye solutions are distinguished by a good storage stability and are suitable, in particular, for dyeing paper.收藏...
(Th. Goldschmidt) that it was possible partially to circumvent this difficulty by adjusting the pH of the solution to between 1 and 4.5 with an inorganic acid (hydrochloric, sulphuric or phosphoric acid). The authors thus obtained solutions containing 43 to 44% by weight of betaine (or 53 ...
ultrafiltration system having a G 50 membrane. 1600 ml of a triethanolammonium hydrochloride solution (pH=7.0) are added, the solution having been prepared from 367 g of triethanolamine, 700 g of demineralized water, 300 g of ice and also about 290 ml of 30% hydrochloric acid solution at ...
Disclosed is a liquid detergent use solution composition comprising: an acid selected from the group consisting of inorganic acids (such as a mineral acid selected from the group consisting of phosphoric, nitric, hydrochloric, sulfuric, and sulfamic acids and mixtures thereof), organic acids (...