Search results
Results from the WOW.Com Content Network
Molecular weight cut-off. In ultrafiltration, the molecular weight cut-off or MWCO of a membrane refers to the lowest molecular weight of the solute (in daltons) for which 90% of the solute is retained by (prevented from passing through) the membrane, [1] or the molecular weight of the molecule (e.g. globular protein) that is 90% retained by ...
A BBB-accredited company agrees to abide by a set of accreditation standards BBB says are "attributes of a better business." These include honesty in advertising, transparency, and responsiveness ...
The Better Business Bureau (BBB) is an American private, 501(c)(6) nonprofit organization founded in 1912. BBB's self-described mission is to focus on advancing marketplace trust, [2] consisting of 92 independently incorporated local BBB organizations in the United States and Canada, coordinated under the International Association of Better Business Bureaus (IABBB) in Arlington, Virginia.
Nanofiltration is a membrane filtration process that uses nanometer sized pores through which particles smaller than about 1–10 nanometers pass through the membrane. Nanofiltration membranes have pore sizes of about 1–10 nanometers, smaller than those used in microfiltration and ultrafiltration, but a slightly bigger than those in reverse ...
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
BBB National Programs, an independent non-profit organization that oversees more than a dozen national industry self-regulation programs that provide third-party accountability and dispute resolution services to companies, including outside and in-house counsel, consumers, and others in arenas such as privacy, advertising, data collection, child-directed marketing, and more.
The BBB Wise Giving Alliance (WGA) is an American charity monitoring organization. [1] Under previous names, it has been reporting on nationally soliciting charities since the 1920s. [2] BBB's Give.org evaluates charities, at no charge, using the 20 BBB Standards for Charity Accountability to help donors verify the trustworthiness of soliciting ...
Get breaking news and the latest headlines on business, entertainment, politics, world news, tech, sports, videos and much more from AOL