It is a sealable enclosure containing desiccants that are used for preserving moisture-sensitive items and also used to protect chemicals such as hygroscopic.
The green salt appears to dissociate in aqueous solution into two ions, namely CrC1 2 (OH 2) 4 and one chlorine ion, since practically only one-third of the chlorine is precipitated by silver nitrate solution at o° C. Two of the six water molecules are easily removed in a desiccator, and the salt
By evaporating in vacuo the solution obtained by dissolving iron in hydrochloric acid, there results bluish, monoclinic crystals of FeCl24H20, which deliquesce, turning greenish, on exposure to air, and effloresce in a desiccator.
Otherwise a desiccator must be employed; this is essentially a closed vessel in which a hygroscopic substance is placed together with the substance to be dried.
Eureka Desiccator cabinets provides dehumidified storage for various types of materials in a humidity controlled environment. Available in sizes from 19 Liters to 1314 Liters. 25%-55% RH Ran..查看文章
Additional safety features include locator pins that are designed to prevent the top half of the desiccators from sliding away from the bottom half when users lift the desiccator’s dome. Som..查看文章
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