LJGClass I

Quality Control Slides

21 CFR 866.2660 / Microbiology

LJG is the FDA product code for Quality Control Slides, a class I device type, regulated under 21 CFR 866.2660. As of 2026-09-10, FDA records hold 27 510(k) clearances under this code, the most recent dated 1994-10-27, and 5 recalls.

Classification record

Product code: LJG
Device name: Quality Control Slides
Regulation: 21 CFR 866.2660
Device class: Class I
Review panel: Microbiology
Submission type: 510(k) exempt
Implant: No
Life sustaining or supporting: No
GMP exempt: No
Third party review eligible: No
Ingested clearances: 27
Ingested recalls: 5

Clearances, product code LJG

By decision year

27 clearances under product code LJG with a decision year between 1982 and 1994, 1988 the highest year at 14.

Show the numbers

510(k) clearances under FDA product code LJG by decision year
Year	Clearances
1982	1
1983	4
1984	3
1988	14
1989	3
1993	1
1994	1

Applicants with the most clearances

Product code LJG

Applicants holding the most 510(k) clearances under product code LJG
Applicant	Clearances
Sigma Diagnostics, Inc.	7
Scientific Device Laboratory, Inc.	6
Val Tech Diagnostics, Inc.	6
Alpha-Tec Systems, Inc.	4
Bion Ent., Ltd.	1
Lab Ability, Inc.	1
Medastat Scientific Corp.	1
Meridian Diagnostics, Inc.	1

Companies listing this code with FDA

Companies whose registered establishments list this code

12 of 16 companies shown, in name order