Quick Fix Synthetic Highlights Temperature as Leading Cause of Invalid Urine Samples in 2026 [Yahoo! Finance]
Quest Diagnostics Incorporated (DGX)
Last quest diagnostics incorporated earnings: 4/22 06:45 am
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Source: Yahoo! Finance
LAS VEGAS Jan. 5, 2026 /PRNewswire/ -- Quick Fix Synthetic , the official distributor of Spectrum Labs' Quick Fix products, today issued guidance for laboratory professionals regarding temperature-related specimen failures. Federal regulations from SAMHSA and the Department of Transportation require urine samples to register between 90°F and 100°F (32°C to 38°C) within four minutes of collection. Samples falling outside this window are automatically flagged as invalid, triggering recollections, administrative delays, and added costs for facilities already operating under tight margins. The problem is getting worse, not better. According to Quest Diagnostics' Drug Testing Index, which analyzed nearly 10 million workforce drug tests, invalid specimen rates climbed 45.2% compared to the previous year . Temperature screening serves as the first line of defense against compromised samples, yet the narrow acceptable range leaves little room for error. A few degrees' variance, brief tra
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DGX
Earnings
- 10/21/25 - Beat
DGX
Sec Filings
- 1/12/26 - Form 8-K
- 11/28/25 - Form 4
- 11/28/25 - Form 4
- DGX's page on the SEC website