Certificate of Analysis

 

Product Name: Preptin (rat)
Catalog Number: M50747
CAS Number: 315197-73-0

Physical and Chemical Properties
Formula: C181H268N48O51
Molecular Weight: 3932.36
Storage: Powder          -20°C   3 years ;  4°C   2 years
In solvent       -80°C   6 months ;  -20°C   1 month
Chemical Structure: Preptin (rat) Structure
Analytical Data
QC Standard:
H-NMR: Consistent with structure
Product Information
Description: Preptin, an osteogenic peptide product of the pancreatic beta-cell, corresponds to Asp69-Leu102 of pro-IGF-II.
   
Stability and Solubility Advice: Information concerning product stability, particularly in solution, has rarely been reported and in most cases we can only offer a general guide.
We recommend that stock solutions, once prepared, are stored aliquoted in tightly sealed vials and used within 1 month. Avoid repeated freeze and thaw cycles. Storage conditions for some special products should refer to their storage details.