Cleared Traditional

K842290 - SPOT TEST NINHYDRIN REAGENTS

K842290 is the FDA 510(k) clearance for SPOT TEST NINHYDRIN REAGENTS by Difco Laboratories, Inc.. It is a Class 1 Microbiology device (product code JSF) cleared through the Traditional 510(k) pathway after a 11-day FDA review.

K842290 · Difco Laboratories, Inc. · Microbiology device
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Jun 1984
Decision
11d
Days
Class 1
Risk

K842290 is an FDA 510(k) clearance for the SPOT TEST NINHYDRIN REAGENTS. Classified as Culture Media, Single Biochemical Test (product code JSF), Class I - General Controls.

Submitted by Difco Laboratories, Inc. (Mchenry, US). The FDA issued a Cleared decision on June 22, 1984 after a review of 11 days - a notably fast clearance cycle.

This device falls under the Microbiology FDA review panel, regulated under 21 CFR 866.2320 - 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.

View all Difco Laboratories, Inc. devices

Submission Details

510(k) Number K842290 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received June 11, 1984
Decision Date June 22, 1984
Days to Decision 11 days
Submission Type Traditional
Review Panel Microbiology (MI)
Summary -
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
91d faster than avg
Panel avg: 102d · This submission: 11d
Pathway characteristics
Predicate-based equivalence.

Device Classification

Product Code JSF Culture Media, Single Biochemical Test
Device Class Class 1 - General Controls
CFR Regulation 21 CFR 866.2320
What this classification means

Class I devices are subject to general controls only and most are exempt from 510(k) premarket notification. They represent the lowest regulatory burden in the FDA device framework.

Regulatory Peers - JSF Culture Media, Single Biochemical Test

All 57
Devices cleared under the same product code (JSF) and FDA review panel - the closest regulatory comparables to K842290.
PHENOL RED BROTH W/CARBOHYDRATES
K844539 · bioMerieux, Inc. · Jan 1985
CYSTINE TRYPTIC AGAR W/FRUCTOSE
K844540 · bioMerieux, Inc. · Jan 1985
DIFFERENTIATION DISKS BILE ESCULIN
K843364 · Difco Laboratories, Inc. · Sep 1984
SPOT TEST CATALASE TEST
K842291 · Difco Laboratories, Inc. · Jun 1984
ARGINIE BROTH
K842297 · Remel Co. · Jun 1984
RIM H2S
K842098 · Austin Biological Laboratories · Jun 1984