Therefore, several laboratories, especially those opening or increasing on a restricted gear budget, opt to get them used. If you are considering investing in a pre-owned purge and capture autosampler, the ideas under will help you find one that gives quality efficiency for an acceptable cost:
Two things establish the durability of a pre-owned device: how well it has been maintained, and how properly it is designed. Concerning the latter, be sure you select a type that gets strong reviews. Performance places to keep yourself informed of as you examine evaluations are: analytical power, mechanical stability, productivity, easy maintenance, and ease of use.
A badly maintained autosampler may breakdown prematurely and fail to offer correct readings. The best way to prevent getting laxly maintained purge and trap equipment is to demand a maintenance report for each autosampler you take into account buying, even ones which have obtained modest use. If the report shows holes in maintenance, the safest selection is always to choose a varian gc autosampler.
Used autosamplers can be found from various places, but you must only get from an expert supplier of applied laboratory equipment. Although amateur retailers may possibly present desirable rates, getting gear that could or might not be precisely examined is not worth the cost difference. Professional suppliers properly evaluate the problem of used autosamplers, and, if necessary, refurbish them before reselling them.
Some dealers do not brain selling bad gear, and their organization record generally shows it. If you learn that the references of a seller look dissatisfied using its items, or their history at the Better Company Office (BBB) reveals a history of unresolved client issues, find a different vendor who shows a dedication to customer service.
The easiest way to examine an autosampler’s state of wear is always to examine it firsthand. As apparent as digital pictures may be, they rarely disclose as much as the nude vision can see, and they seldom expose the gear out of every angle. If you fail to travel to the precise location of the seller to examine the equipment, employ someone to perform the inspection for you.
A purge and capture autosampler is needed for trusted, effective VOC analysis. If you want to purchase purge and lure equipment on a small equipment budget, buying it used could be the most useful option. After the recommendations above can help you get quality gear for a fair price. To learn more about getting applied autosamplers, contact a seller of new and use analytic equipment.