名称：原装订购| Recombinant M. viridifaciens Neuraminidase, CF
PREPARATION AND STORAGE
Shipping The product is shipped with polar packs. Stability & Storage Use a manual defrost freezer and avoid repeated freezethaw cycles. Purity >95%, by SDSPAGE under reducing conditions and visualized by silver stain.
3 months, 20 to 70 °C under sterile conditions after opening.
6 months from date of receipt, 20 to 70 °C as supplied.
Endotoxin Level <1.0 EU per 1 μg of the protein by the LAL method. Upon receipt, store it immediately at the temperature recommended below.
Formulation Supplied as a 0.2 μm filtered solution in Tris and NaCl. See Certificate of Analysis for details. Measured by its ability to cleave a fluorogenic substrate, 2’( 4Methylumbelliferyl) αDNacetylneuraminic acid. Source E. coliderived Pro42Gly403, with an Nterminal Met and 6 His tag.