ASCORBIC ACID, URINE

Sample and conservation Modification

Test code: 260

Effective update from 30/07/2018

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Conservation: refrigerated.  Sample: urine 24 h with 0.2 mL of concentrate chlorhídric acid. Add 2 mL of homocysteine solution 0.15 mg/mL in trichloroacetic acid 10%. Send 5 mL of frozen sample	Conservation: frozen.       Sample: urine 24 H

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