Surely it is hard to detect small amounts of those substances. But larger amounts can be found by chemists because of the lack of pollen and the unusual spectrum of sugar-molecules. Sincerely Reimund ___________________________ Beekeeper in Germany (Bavaria) Queen Rearing of Carniolan Bees Insemination Station ___________________________ CSlade777 schrieb: > What methods do people use to ensure that no cane sugar/ maple syrup/corn > syrup ends up in what they sell as pure honey? > Chris Slade