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Updated: Aug 6, 2026

Biochemical Measurement of Neonatal Hypoxia
Published on: August 24, 2011
Abstract:
Evaluation of the Sigma Kit for determination of urinary oxalate highlighted two major limitations of which users must be aware: the pH of urine samples before extraction is critical, and ascorbic acid interferes positively. I give details, and describe simple modifications to the manufacturer's protocol that overcome these problems.
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