What is something that is about or exactly a dekaliter?
Since this is not my area of expertise, I searched Google under the key words "dekaliter" to get these possible sources:
http://www.thefreedictionary.com/dekaliter
http://www.unitconversion.org/volume/dekaliter-conversion.html
http://www.wordwebonline.com/en/DEKALITER
http://www.yourdictionary.com/dekaliter
http://medical.merriam-webster.com/medical/decaliters
In the future, you can find the information you desire more quickly, if you use appropriate key words to do your own search.
I hope this helps. Thanks for asking.