Bouin's picro-formol is a preservative solution used for biological specimens.

A preservative solution is mixed with the red cells and the component is filtered with a leukoreduction filter.

Some centers are experimenting with 7 day platelets, but this requires additional testing and the lack of any preservative solutions means that the product is far more effective when fresh.

The fetuses, kept in preservative solutions, were from pregnancy stages ranging from 6 weeks to 5 1/2 months.

Since there are no effective preservative solutions for platelets, they lose potency quickly and are best when fresh.

As its name suggests, in this process honey was used both as the preservative solution and in the dusting-in process.

He developed preservative solutions that extended the time that a liver could survive outside the body to 10 hours from 4 hours, making it possible to move organs between cities.

The Impostor Dragon has the remains of his former body packed in a preservative solution by Rex, and resumes his normal life.

My eyes were always red when I used this, until preservative free solutions came out.

Flowers in a preservative solution will last about twice as long as those in plain water.