23 %

Homovanillic Acid (hva), Random Urine

102 Ratings

Rs 4,000 Rs 5,200

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50 mL (10 mL min.) aliquot of random Urine. Add 50% HCl drop by drop to bring the pH between 1–2. Do not use concentrated HCl. Ship refrigerated or frozen. Patient should strictly avoid L-Dopa at least 72 hours before and during collection.

HPLC-EC

3 days',pre_test_info=strictly avoid L-Dopa at least 72 hours before and during collection.

No special preparation required' where api_testCode=s02166

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