You may find them at a drug store?
If you follow the link at the top of the page of this forum about Alkalizing my way by Invincible, she has a Blog which has info which you may want to read about these things, which is in posts which may be easier to find and read than going thru all of these past posts on this forum!
As time permits , we are going to try to organize a better way so that people may find answers to these questions, so we do not have to repeat them so often!
You use a different test strip for your urine and your saliva and do them first thing in the morning before eating or drinking anything!
Smile Tis your choice.