Leupeptin, Hemisulfate

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CERTIFICATE OF ANALYSIS

Leupeptin-Hemisulfate-Synthetic Chemical Compound

PRODUCT: Leupeptin, Hemisulfate (Synthetic) PRODUCT No.: L210
CAS: 103476-89-7 LOT No.: L-10037314-7
MW: 475.6 STORE: -20º C
FORMULA: C20H38N6O4 · 0.5H2SO4 Country of Origin: Germany
Analysis Specification Results
Appearance White powder Conforms
Purity (HPLC, 220 nm) ≥96.0% (area) ≥96.5%
Optical Rotation [α]22°D (c=1, H2O)
Reported value only
-74.0º
Peptide content >70% >85%
Water content (K.F.) <10% Conforms
Solubility >50 mg/mL in H2O Conforms
Stability: Stable at -20 Cº for at least 2 years. Store dry and protect from light
QUALITY ASSURANCE: Verified upon data received from supplier.

FOR RESEARCH or FURTHER PROCESSING – NOT FOR HUMAN or DRUG USE