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clearing agent |
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clearing agent, a chemical, such as ammonium thiosulfate, used in the processing of exposed x-ray film to remove unexposed and undeveloped silver halides from the emulsion. clearing clarification. clearing agent added to skin scrapings to digest keratin and permit better visualization of ectoparasites or fungal hyphae and spores. Potassium hydroxide is used most commonly. clearing time in radiographic processing is the time required for the fixative to dissolve away the 'milkiness' of developed halides on the film. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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He wanted the firm to take responsibility for his losses since they were the clearing agent. SEC Regulation SHO, under the Securities Exchange Act of 1934, mandates that, if a clearing agent has had a fail-to-deliver position for 13 consecutive settlement days, that clearing agent, and the broker/dealer it clears for, must purchase securities to close out its fail to deliver position. When a penny-stock promoter failed in February 1995, the resulting mess unexpectedly claimed its clearing agent as well, leaving stock speculators and a bankruptcy trustee at war over the wreckage, and the blame. |
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