≥98.0%
appearance |
light yellow to buff-colored |
identification |
conforms |
specific rotation |
between +18° and +22° |
water (loss on drying) |
<4.0% |
iodides content |
<0.08% |
identification |
conforms |
ph of staturated solution |
8.5~9.5 |
assay (hplc analytical on the anhydrous basis) |
3,5-diiodo-l-thyronine >97.0% |