The Service Lab will be closed from July 3rd to July 7th in observance of the holiday. Regular operating hours will resume on July 8th. Kindly ensure that all samples requiring shipping are submitted before July 2nd, as any samples received after this date will not be processed until after the holiday period. Thank you for your attention to this matter.



Midwest Grape and Wine Industry Institute

Submit a sample button

Thank you for choosing the MGWII for your laboratory analysis. For questions, please contact:

MGWII lab analysis - or 515-294-3308


Note: users who created their account before 01 Feb 2024 have had their passwords reset and will need to use the "Forgot password?" option below to set a new password.


If you would prefer to submit your sample for analysis by means other than the online portal, we kindly ask that you download the paper sample intake form below and provide the necessary information. Following this, you may ship the completed form along with your labeled sample(s) to the address provided. We thank you for considering our services and look forward to receiving your submission.

Frequently asked questions

Instruction video