USP/NF Oils

At Welch, Holme & Clark, quality isn’t just a promise—it’s a process. Our in-house laboratory rigorously tests every incoming and outgoing product to ensure it meets the highest standards of purity, consistency, and compliance. We employ validated methods endorsed by U.S.P., F.C.C., A.O.C.S., and A.S.T.M., including advanced gas and liquid chromatography, to verify product specifications.

Why it matters:

We maintain a tighter set of specifications than industry norms, ensuring greater consistency over time
Our testing protocols support full regulatory compliance across food, personal care, and pharmaceutical applications
You receive a product that performs reliably—batch after batch

    
            Castor Oils
            Olive Oils
            Sesame Oil
        
            Corn Oil
            Peanut Oil
            Soybean Oil
        
            Cottonseed Oil
            Safflower Oil
            Sweet Almond Oil