I know! It was totally out of order. I didn't even answer him, I just sat there and blinked at him.
Well, the ones I use are 99p, and 25 mIU - the lower the number, the more sensitive the test.
The most sensitive one I've found is 20 mIU, and the worst is 100mIU - so those 99p for 3 ones are pretty good =]
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