A water softener (10) and a method of operating the same are provided to allow for the efficient use of either NaCl or KCl as the regenerant salt. A user interface (50) is provided to allow the user to indicate to the computer (48) controlling the water softener (10) whether NaCl or...
Air-aging experiments were conducted in an aging oven (150 °C, 72 h). The relationship between material strength and swelling time needed to be established for numerical study. Put specimens into 1% potassium chloride (KCl) solution to start swelling (30-day period). The tensile ...
12 Prussian red (Potassium hexacyanoferrate III)CAS: 16746-66-2Warnings:Toxic[74] Organometallic * ** 28.49 99.61 13 IndigoCAS: 482-89-3Warnings: Toxic limit: 5000 mg/Kg ([75]) Biindolinylidene 10.1[71]* * * * 14 Indigo carmineCAS: 860-22-0Warnings: Toxic limit: 500 mg/...
Water 800 ml 4-(N--Ethyl-N--Hydroxyethyl)amino-2- 5 g Methylaniline Sulfate Sodium Sulfite 5 g Potassium Carbonate 30 g Potassium Hydrogencarbonate 1.2 g Potassium Bromide 1.2 g Sodium Chloride 0.2 g Trisodium Nitrilotriacetate 1.2 g Water to make 1000 ml (pH: 10.1) ...
A water softener (10) and a method of operating the same are provided to allow for the efficient use of either NaCl or KCl as the regenerant salt. A user interface (50) is provided to allow the user to indicate to the computer (48) controlling the water softener (10) whether NaCl or...
A water softener 10 and a method of operating the same are provided to allow NaCl or KCl to be selected as regenerant salts. A user interface 50 is provided to allow the user to specify whether NaCl or KCl is being used. Water quantity is calculated based on parameters such as regenerant...
ethylenediamine preparation, the supply and quality of available polyethylene polyamines are often variable. Moreover, since sodium chloride is co-produced in large quantities, separation of the products from the sodium chloride and the handling and disposal of this corrosive inorganic salt require ...
A fracturing method wherein an improved oil-in-water emulsion is injected into a subterranean formation under sufficient pressure to open a fracture in the formation and constituents of the emulsion a
(12) The adhesive for footwear according to (11), wherein the constitutional member of footwear includes one or more selected from the group consisting of a leather material, a woven fabric, a knitted fabric, a polyvinyl chloride resin, a polyurethane resin, a polyolefin resin and a rubber....
In the present invention, the pH of the culture may be adjusted by adding a compound such as ammonium hydroxide, potassium hydroxide, ammonia, phosphoric acid, sulfuric acid, etc. during the culturing of the strain in an appropriate manner. In addition, bubble formation may be prevented during...