so i have 5000 iu of HCG. comes in powder form with 1ml dilutent. seems it would be difficult to dose out 250iu 2x/wk with 1ml of liquid. if i add 9ml of bac water, that should b a total of 10ml@ 500iu/ml!! i could then take 1/2ml ea injection to equal 250ml. right or wrong?