Part Purified Human Chorionic Gonadotropin (hCG) (≥15%) CW 3366
5 years from date of manufacture.
Human pregnancy urine.
Lyophilized from 30mM ammonium bicarbonate.
≥15% pure by SDS-PAGE.
mg/ml by Lowry assay (pre-lyophilisation).
DISEASE STATE TESTING
Pooled human urine has been tested and found negative for HBsAg, HIV-1 Ag, anti-HIV-1/2, and anti-HCV by FDA accepted methods.
Because no test method can offer complete assurance that HIV, HBsAg, HCV or other infectious agents are absent, this material should be handled at the Biosafety Level 2 as recommended for any potentially infectious human serum or blood specimen in the CDC/NIH manual “Biosafey in Microbiological and Biomedical Laboratories”, 1999.
Suggested reconstitution buffer is 100 mM Tris, 1 mg/ml BSA, 0.05% Sodium Azide, pH 8.0.
+2 to +8°C (short term, up to 2 weeks) -20°C (long term and after reconstitution) Avoid freeze/thaw cycles