B6 range ?

[twigy260]

I have been trying everywhere to find out the normal ranges of the B6 my level is 9.7 but on my test results page it does not give me a range

[twigy260]

thanks i will check it out

[twopack]

I found one reference range of 5-50.  There doesn't seem to be a solid method to standardize results.
You can try a copy and paste of this link for more information.
http://www.nap.edu/openbook.php?record_id=6015&page=150