The phrase "a mixture of organic" is not complete and lacks context, but it is grammatically correct.
You can use it when describing a combination of organic materials or substances, typically in scientific or culinary contexts.
Example: "The salad was a mixture of organic vegetables, fresh herbs, and a light vinaigrette."
Alternatives: "a blend of organic" or "a combination of organic".
The design embodied coaxial tankage of nitric acid and a mixture of organic fuels, but the weapon never became operational.
Dendrimer 15a and the core unit 21 gelate in a mixture of organic solvents.
Nucleic acid, naturally occurring chemical compound that is capable of being broken down to yield phosphoric acid, sugars, and a mixture of organic bases (purines and pyrimidines).
Green gasoline: Researchers at the University of Wisconsin-Madison are using catalysts to speedily convert plant sugar solutions into a mixture of organic compounds that float like oil.
A superimposed EPR signal was identified to be a mixture of organic radicals (carbon and oxygen-centered) and soot.
Organic Eastwoods of Berkhamsted 15, Gravel Path, Berkhamsted, Hertfordshire HP4 2EF, 01442 865012 With meat supplied from small producers throughout the UK, Eastwoods has a mixture of organic and free-range meats.
The pinsa dough is made from a mixture of organic wheat, soy, and rice flours, which rises for more than two days before being baked in a Moretti Forni electric oven.
It seems reasonable to propose that similar selective processes could have occurred on the prebiotic Earth when the first forms of life self-assembled in a mixture of organic compounds and then began to evolve.
Using this potentially reusable material, solid-liquid extractions using a mixture of organic-water solvents and rotational agitation were evaluated in order to obtain antioxidant rich extractives of this highly-colored residue, which is industrially discarded as a solid waste.
The best fit to the comet observational data was achieved for the case of the aggregates of ≈0.2 micron-size particles made of a mixture of organics, carbon, silicates with a small admixture of iron sulfide or iron.
The simulated ATAL and NATAL is mostly composed of sulfate and organics, which is consistent with Froyd et al. [ 2009] who showed that the aerosol composition over Central America is also a mixture of organics and sulfate.
