Cleared Traditional

K831019 - PH 6.838 REF. BUFFER

K831019 is the FDA 510(k) clearance for PH 6.838 REF. BUFFER by Fisher Scientific Co., LLC. It is a Class 2 Chemistry device (product code CHL) cleared through the Traditional 510(k) pathway after a 78-day FDA review.

K831019 · Fisher Scientific Co., LLC · Chemistry device
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Jun 1983
Decision
78d
Days
Class 2
Risk

K831019 is an FDA 510(k) clearance for the PH 6.838 REF. BUFFER. Classified as Electrode Measurement, Blood-gases (pco2, Po2) And Blood Ph (product code CHL), Class II - Special Controls.

Submitted by Fisher Scientific Co., LLC (Mchenry, US). The FDA issued a Cleared decision on June 16, 1983 after a review of 78 days - a notably fast clearance cycle.

This device falls under the Chemistry FDA review panel, regulated under 21 CFR 862.1120 - the FDA in vitro diagnostics and chemistry 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 Fisher Scientific Co., LLC devices

Submission Details

510(k) Number K831019 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received March 30, 1983
Decision Date June 16, 1983
Days to Decision 78 days
Submission Type Traditional
Review Panel Chemistry (CH)
Summary -
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
10d faster than avg
Panel avg: 88d · This submission: 78d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code CHL Electrode Measurement, Blood-gases (pco2, Po2) And Blood Ph
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 862.1120
What this classification means

Class II devices require demonstration of substantial equivalence to a legally marketed predicate device. This pathway does not require clinical trials - it relies on engineering equivalence and performance data. Most Chemistry devices follow this clearance model.

Regulatory Peers - CHL Electrode Measurement, Blood-gases (pco2, Po2) And Blood Ph

All 118
Devices cleared under the same product code (CHL) and FDA review panel - the closest regulatory comparables to K831019.
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