CDHClass I

Acid, Uric, Phosphotungstate Reduction

21 CFR 862.1775 / Clinical Chemistry

CDH is the FDA product code for Acid, Uric, Phosphotungstate Reduction, a class I device type, regulated under 21 CFR 862.1775. As of 2026-09-10, FDA records hold 15 510(k) clearances under this code, the most recent dated 1985-06-25, and no recalls.

Classification record

Product code: CDH
Device name: Acid, Uric, Phosphotungstate Reduction
Regulation: 21 CFR 862.1775
Device class: Class I
Review panel: Clinical Chemistry
Submission type: 510(k) exempt
Implant: No
Life sustaining or supporting: No
GMP exempt: No
Third party review eligible: No
Ingested clearances: 15
Ingested recalls: 0

Clearances, product code CDH

By decision year

15 clearances under product code CDH with a decision year between 1976 and 1985, 1977 the highest year at 4.

Show the numbers

510(k) clearances under FDA product code CDH by decision year
Year	Clearances
1976	1
1977	4
1979	3
1980	2
1981	2
1982	1
1984	1
1985	1

Applicants with the most clearances

Product code CDH

Applicants holding the most 510(k) clearances under product code CDH
Applicant	Clearances
Volu Sol Medical Industries	2
American Monitor Corp.	1
BD Becton Dickinson Vacutainer Systems Preanalytic	1
Bio-Analytics Laboratories, Inc.	1
Diagnostic Solutions, Inc.	1
Dilab, Inc.	1
Fisher Scientific Company L.L.C.	1
Gamma Enterprises, Inc.	1
Icn Pharmaceuticals, Inc.	1
Mallinckrodt Critical Care	1

Companies listing this code with FDA

Companies whose registered establishments list this code

No registered establishment in MDM’s records lists product code CDH.