Sorry Nikwax does not provide this information. All that is stated on the bottle is On the side of all Nikwax WaterBased products is a statement that says "No propellant gases, non-persistent, environmentally safe. Not tested on animals. Contains no fluorocarbons".|Nikwax firmly believes in producing safe products and wherever possible, will not use components that have health or environmental concerns.|And the instructions for use of the product. For more info about NIKWAX this is their web site which has contact info. http://www.nikwax.com/en-gb/faq/index.php
Can this be used on wool? I don't have enough wool items to buy the wool wash, would this still work on it?