A molecular sieve is a material with pores of uniform size. These pore diameters are similar in size to small molecules, and thus large molecules cannot...
26 KB (2,680 words) - 15:42, 23 May 2024
A sieve, fine mesh strainer, or sift, is a tool used for separating wanted elements from unwanted material or for controlling the particle size distribution...
8 KB (808 words) - 19:51, 4 May 2024
Ethanol (section Molecular sieves and desiccants)
addition of a desiccant, such as molecular sieves, cellulose, or cornmeal. The desiccants can be dried and reused. Molecular sieves can be used to selectively...
105 KB (10,536 words) - 18:43, 28 May 2024
Size-exclusion chromatography (redirect from Molecular-sieve chomatography)
molecular sieve chromatography, is a chromatographic method in which molecules in solution are separated by their size, and in some cases molecular weight...
31 KB (3,896 words) - 05:17, 25 April 2024
Flower preservation (section Molecular sieve)
silica gel are allium, anemone, cornflower, roses, tulip and zinnia. Molecular sieve is a material containing tiny pores of a precise and uniform size that...
12 KB (1,732 words) - 13:55, 30 August 2023
Aluminium phosphate (section Molecular sieves)
similar to zeolites and some are used as catalysts, ion-exchangers or molecular sieves. Commercial aluminium phosphate gel is available. AlPO4 is isoelectronic...
10 KB (852 words) - 14:03, 15 May 2024
Azeotropic distillation (section Molecular sieves)
approach involves the use of molecular sieves. Treatment of 96% ethanol with molecular sieves gives anhydrous alcohol, the sieves having adsorbed water from...
6 KB (662 words) - 11:48, 21 March 2024
distillations. However, ethanol can be dried to 95% ABV by heating 3A molecular sieves such as 3A zeolite. The preferred heat source for plastic stills or...
35 KB (3,788 words) - 04:26, 29 May 2024
inter-stage coolers. The process air is generally passed through a molecular sieve bed, which removes any remaining water vapour, as well as carbon dioxide...
14 KB (1,705 words) - 13:39, 26 May 2024
separate gases. Selective adsorbent materials (e.g., zeolites, (aka molecular sieves), activated carbon, etc.) are used as trapping material, preferentially...
13 KB (1,677 words) - 13:18, 2 June 2024