K843085 is an FDA 510(k) clearance for the RPMI-1640 MEDIUM #R3505 W/HAT, L-GLUTA. Classified as Media And Components, Synthetic Cell And Tissue Culture (product code KIT), Class I - General Controls.
Submitted by Sigma Chemical Co. (Mchenry, US). The FDA issued a Cleared decision on August 28, 1984 after a review of 22 days - a notably fast clearance cycle.
This device falls under the Microbiology FDA review panel, regulated under 21 CFR 864.2220 - the FDA microbiology device framework. The Traditional 510(k) pathway establishes clearance through substantial equivalence to a legally marketed predicate device, without requiring clinical trial data.
Device pattern: Fast-track predicate clearance. Standard predicate reliance. The short review cycle indicates strong predicate alignment - the FDA found sufficient equivalence without extended technical review.
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