99.78%
Lot
HAL--202608-899
Purity
99.39%
- Form
- Lyophilised powder
- Storage
- −20 °C, desiccated
- Stability
- 24 months
- CAS
- 154947-66-7
- Formula
- C205H340N60O53
- Molecular weight
- 4493.33 g/mol
- Solubility
- Bacteriostatic water or 0.9% NaCl, ≥2 mg/mL
LL-37
Human cathelicidin antimicrobial peptide
£83
Vial massLL37-1-HAL
1
11 vials in stock · dispatched within 24 h
The sole human cathelicidin-derived antimicrobial peptide, a 37-residue amphipathic helix. Supplied at research scale for microbiological assay work.
Membrane disruption assaysMIC determinationBiofilm models
Supplied for laboratory research use only. Not for human or veterinary use, consumption, or clinical application.
Analysis
Certificate of analysis
RP-HPLC chromatogramJanoshik Analytical
Retention time (min)λ 214 nm
Purity99.39%
Specification ≥ 98.0%
- Lot
- HAL--202608-899
- Released
- 2026-08-15
- Mass expected
- 4493.33 Da
- Mass found
- 4493.10 Da
- Water (KF)
- 3.72%
- Endotoxin
- 0.130 EU/mg
- Appearance
- White lyophilisate
Primary structure
37 residues
Hover a residue for detail
- Formula
- C205H340N60O53
- Molecular weight
- 4493.33 g/mol
Interactive
Reconstitution
Vial mass
mL
mcg
Syringe
- Draw to
- 50.0 units
- Volume
- 0.500 mL
- Concentration
- 0.50 mg/mL
- Draws per vial
- 4
Arithmetic for LL-37 at the values you entered. Not a protocol and not a dose recommendation. Research use only.
Handling
- On arrival
- Transfer to −20 °C within two hours. Vials ship on phase-change packs rated for 72 hours.
- Reconstitution
- Bacteriostatic water or 0.9% NaCl, ≥2 mg/mL
- After reconstitution
- 2–8 °C, use within 28 days. Aliquot to avoid freeze-thaw cycling.
- Shelf life
- 24 months lyophilised, desiccated and protected from light.