JGJClass I

Photometric Method, Magnesium

21 CFR 862.1495 / Clinical Chemistry

JGJ is the FDA product code for Photometric Method, Magnesium, a class I device type, regulated under 21 CFR 862.1495. As of 2026-09-10, FDA records hold 90 510(k) clearances under this code, the most recent dated 2018-09-12, and 13 recalls.

Classification record

Product code: JGJ
Device name: Photometric Method, Magnesium
Regulation: 21 CFR 862.1495
Device class: Class I
Review panel: Clinical Chemistry
Submission type: 510(k)
Implant: No
Life sustaining or supporting: No
GMP exempt: No
Third party review eligible: Yes
Ingested clearances: 90
Ingested recalls: 13

Clearances, product code JGJ

By decision year

90 clearances under product code JGJ with a decision year between 1977 and 2018, 1988 the highest year at 9.

Show the numbers

510(k) clearances under FDA product code JGJ by decision year
Year	Clearances
1977	1
1979	1
1980	2
1981	2
1982	2
1984	5
1985	6
1986	6
1987	6
1988	9
1989	7
1990	7
1991	3
1992	5
1993	3
1994	3
1995	1
1997	1
1998	4
1999	2
2001	2
2003	1
2004	2
2007	1
2009	2
2011	1
2012	1
2017	2
2018	2

Applicants with the most clearances

Product code JGJ

Applicants holding the most 510(k) clearances under product code JGJ
Applicant	Clearances
Em Diagnostic Systems, Inc.	7
Abbott Medical	6
Technicon Instruments Corp.	6
Abaxis Inc	2
Biotrol, USA, Inc.	2
Data Medical Associates, Inc.	2
Sekisui Diagnostics P.E.I. Inc.	2
Diagnostic Chemicals, Ltd. (USA)	2
Eastman Kodak Company	2
Medical Analysis Systems, Inc.	2

Companies listing this code with FDA

Companies whose registered establishments list this code

12 of 33 companies shown, in name order