The phrase "allowed for purchase" is correct and usable in written English.
It can be used when indicating that something is available to be bought or acquired.
Example: "The new smartphone model is now allowed for purchase at all major retailers."
Alternatives: "available for sale" or "permitted for purchase".
The push for federal gun legislation is designed in part to deal with disparities among states with stricter gun laws and those that allow for purchase of a wider array of weapons with far less scrutiny.
Estimating current sequencing costs at $0.1 per million bases sequenced (http://www.genome.gov), we assess that $248 would theoretically allow for purchase of 2.48 Gb of additional sequence data per sample.
Some studies added a small 'top up' to allow for purchase of refreshments for the trip, and some paid a small fixed amount of money to those who walked to the facility because they lived close by or could not access public transport.
It would thus close loopholes within the system that currently allow for purchases at gun shows and private sales without a background check.
Conversely, the continuously strong growth, since the early 1970s, of hypermarkets and other large freestanding retail outlets that allow for purchasing in bulk and in greater variety has led to a significant rise in related employment.
But the blue-collar world in which I grew up did not allow for purchases of multiples of anything, so I gazed in silence at the pink and purple shoes and was grateful for the pair I did get.
The city's initial proposal allowed for the purchase of unused development rights from Grand Central Terminal.
Section 317 funds, by Congressional intent, support childhood and adult immunization efforts and allowed for quick purchase.
Ms. Castillo's budget allowed for a purchase price of up to $400,000 and a monthly maintenance of less than $700.
It allowed for the purchase of multiple homes, numerous bank accounts and investments, nothing especially covert or overseas.
