Hi Remco
> After half a year standing on the shelf in
> a clear bottle it starts to turn yellow now,
There is a document about degradation of oxalic/sucrose solution...
http://www.dave-cushman.net/bee/oxalicstorage.html
Regards & Best 73s, Dave Cushman, G8MZY
http://website.lineone.net/~dave.cushman or http://www.dave-cushman.net
Short FallBack M/c, Build 6.02/3.1 (stable)
***********************************************************************************
* BEE-L is hosted at the State University of New York at Albany. *
* Please fill out the Colony Collapse Disorder survey at http://www.beesurvey.com *
***********************************************************************************