What role does acid preservative play in 24hr urine collection for
catecholamines?
Does the acid prevent the breakdown of catecholamines?
Is a catecholamine test result valid from a 24 hr urine sample that has the
acid added after the completed sample is delivered to the lab?
Mike Collins - 25 Apr 2005 18:04 GMT
> What role does acid preservative play in 24hr urine collection for
> catecholamines?
>
> Does the acid prevent the breakdown of catecholamines?
Yes
> Is a catecholamine test result valid from a 24 hr urine sample that has the
> acid added after the completed sample is delivered to the lab?
Probably not