Ahlstrom Qualitative Filter Paper, 10 Mic Retention Medium Flow, Grade 631 100pc

US $50.00

  • Summerville, South Carolina, United States
  • Jan 30th
Qualitative Filter Papers, Ahlstrom 631 Ahlstrom's qualitative grades of filter paper are, by definition, recommended for use in analytical methods, which determine or identify particulate constituents of a mixture irrespective of the amount present. Qualitative filter papers are often used in routine separation work that still requires high purity and consistent performance. Ahlstrom offers a complete range of low ash filter papers for general laboratory work that provides you with the correct combination of particle retention, filtration speed, loading capacity and wet-strength. All our qualitative grades consist of > 95% super refined a-cellulose and linter fibers. Key Features Quantitative analysis Low ash content 0.06% Untreated High wet-strength Consistent performance Wet-strengthened grades available Custom cut Bulk packaging Standard Grades (Non Wet-Strengthened) Standard qualitative filter papers are suitable for quadrant folded or gravity flow applications. These grades contain a high level of alpha-cellulose that provides high purity but will weaken when wet. The inherent strength of standard (untreated) grades does not pose a problem when they are used in routine quadrant folded applications. We do not recommend these grades for use in vacuum work or when wet handling is required. Ahlstrom 631: 10µm – Medium Speed This grade is used for the filtration of coarse particles and gelatinous precipitates such as ferric aluminum and magnesium hydroxides. Ahlstrom 631 is used in air monitoring and gas filtration when high flow rate is needed. This grade is also found in routine cleanup analysis of insoluble liquids such as biological fluids and organic elements.   Payment We accept only Paypal as a payment method. Payment must be made within 4 days of winning the auction. Shipping We may ship internationally.  Items will ship out Monday through Saturday; within one business days after receiving payment. Correspondence Questions and emails will be answered as promptly as possible. If corresponding on weekends, please give us until the following business day to respond as we are out of the office on most weekends. Returns/Exchanges Returns are only accepted within 14 days of buyer's receipt of the item. If there is any concern with an item, please contact us before leaving feedback and we will reconcile it to the best of our ability. Returns are not accepted on as is merchandise. Costless Outlet- We sell various overstock and wholesale items ranging from clothes to electronics and everything in between! We strive for excellent customer satisfaction, and will do whatever we can to create a pleasurable buying experience. Home of High end items at Low end pricing! We appreciate every customer and try to ensure a positive experience with every one. See our other listings for more items!
Condition New other (see details) :
A new, unused item with absolutely no signs of wear. The item may be missing the original packaging, or in the original packaging but not sealed. The item may be a factory second or a new, unused item with defects. See the seller’s listing for full details and description of any imperfections.
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