Source: Human Pregnancy Urine
Activity: ~14,000U/mg (Abbott Axsym)
Contaminants:
LH: (same/less than) 0.004% (Centaur CP)
FSH: (same/less than) 0.014% (Abbott IMX)
TSH: (same/less than) 0.002% (Abbott IMX)
Storage and Stability:
Lyophilized powder may be stored at -20 degrees C. Stable for 3-6 months at -20 degrees C. Reconstitute with sterile ddH2O, aliquot and store at -20 degrees C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.