1 kits 10 vials 5000iu each one
How to test HCG
Put 1 ml of water into the 5000 iu vial. Draw out .1 or 500 iu. Put this into a container and dump 10 ml of water on top of it. This diluted the mix by 100 and made the 10 ml of water contain essentially 50iu of hcg.

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