The phrase "a separate portion" is correct and usable in written English.
It can be used when referring to a distinct part or segment of something, often in contexts like food, documents, or discussions.
Example: "Please take a separate portion of the dessert for yourself, as we have enough for everyone."
Alternatives: "an individual segment" or "a distinct part".
A separate portion of the Neely Amendment would have placed quotas on petroleum imports.
The new approach uses two different kinds of polymer additives, each added to a separate portion of the spray.
A separate portion of four lamb chops that we tried got mixed notices: Some were tender and juicy, some a tad chewy.
In a separate portion of the experiment, the scientists, using a functional M.R.I., found that areas within the brain that are associated with reward, motivation and emotion were activated when subjects swished a carbohydrate drink.
Under the new rules, such sales will be itemized in a separate portion of the annual ABC audit statement, as hotel/guest sales, under a category called "other paid circulation".
On Wednesday, Quinnipiac released a separate portion of the same Virginia poll, showing both Gov. Robert McDonnell (R) and Sen. Mark Warner (D) with approval ratings over 60percentt.
Look closely, and you noticed that the hair on the models' scalps ended where it wrapped around the top of a small metal ring suspended from the back of their heads, while the hair hanging down their backs was an entirely separate portion of fake hair, attached to the bottom of the metal ring.
Based on warp analysis of 22 cranial and 17 mandibular landmarks (Fig. 1), it is evident that the entire shape of the skull and mandible in derived sabrecats became dramatically different from those of extant cats during the course of evolution, and they collectively occupy an entirely separate portion of overall morphospace from any extant felid (Fig. 2A,B).
In contrast, the pancreatic duct leading from central and caudal part of the pancreas originates from a separate endodermal portion.
Dip a toothpick in the desired color and stir into a separate small portion of the icing.
Fast Track is a separate, dedicated portion of the ED designed to handle lower-acuity patients.
