the test doesnt work because lots of chemicals can turn mily when heated. So if your vial turns milky it doesnt prove its gh
A lots of chemicals? I can be perfectly wrong, but as far as I know, white powder that react with water and "could" become milky we have HCG and IGF-1.
We could discard HCG easily, and I doubt if someone'd wanna trick you, he'd sell you IGF.