Angiotensin II
CAS 4474-91-3
Octapeptide reference material for HPLC and mass-spectrometric identification in laboratory assays. For in-vitro research use only.
DRVYIHPF
- Purity
- ≥98% (HPLC)
- MW
- 1046.19 g/mol
- Vasoactive peptides
In-vitro reference materials
Lyophase
Catalog-grade peptides for in-vitro laboratory research.
Laboratory reagents for analytical characterization. For Research Use Only. Not for use in humans.
Browse CatalogAnalytical verification
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HPLC identity
Catalog entries list HPLC purity as an analytical specification for laboratory identification workflows.
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MS verification
Mass-spectrometric confirmation is described as an in-vitro characterization method, not a clinical claim.
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Controlled handling
Lyophilized reagents are specified for cold, desiccated storage as laboratory reference materials.
Catalog
Research peptide reagents
Illustrative catalog samples for scaffolding. Specifications are listed for laboratory identification; request a COA or quotation through RFQ.
Bradykinin
CAS 58-82-2
Nonapeptide analytical reference for chromatographic purity profiling and MS confirmation. Laboratory reagent only.
RPPGFSPFR
- Purity
- ≥98% (HPLC)
- MW
- 1060.22 g/mol
- Vasoactive peptides
- Neuropeptides
Substance P
CAS 33507-63-0
C-terminally amidated undecapeptide supplied as an in-vitro reference material for identity testing.
RPKPQQFFGLM-NH2
- Purity
- ≥98% (HPLC)
- MW
- 1347.63 g/mol
- Neuropeptides
- Vasoactive peptides
Somatostatin-14
CAS 38916-34-6
Cyclic tetradecapeptide reference for analytical characterization of disulfide-containing sequences.
AGCKNFFWKTFTSC (cyclic disulfide)
- Purity
- ≥98% (HPLC)
- MW
- 1637.88 g/mol
- Hypothalamic and pituitary fragments
Oxytocin
CAS 50-56-6
Cyclic nonapeptide amide provided as a laboratory reagent for chromatographic identification.
CYIQNCPLG-NH2 (cyclic disulfide)
- Purity
- ≥98% (HPLC)
- MW
- 1007.19 g/mol
- Hypothalamic and pituitary fragments
GnRH (LHRH)
CAS 33515-09-2
Decapeptide amide reference material for in-vitro identity and purity assays of pyroglutamyl sequences.
pEHWSYGLRPG-NH2
- Purity
- ≥98% (HPLC)
- MW
- 1182.29 g/mol
- Hypothalamic and pituitary fragments
α-MSH
CAS 581-05-5
Tridecapeptide amide used as an analytical reference in laboratory peptide mapping workflows.
SYSMEHFRWGKPV-NH2
- Purity
- ≥97% (HPLC)
- MW
- 1664.88 g/mol
- Hypothalamic and pituitary fragments
- Neuropeptides
Met-enkephalin
CAS 58569-55-4
Pentapeptide reference for small-sequence HPLC calibration and tandem-MS spectral libraries.
YGGFM
- Purity
- ≥98% (HPLC)
- MW
- 573.66 g/mol
- Opioid peptide fragments
Leu-enkephalin
CAS 58822-25-6
Pentapeptide analogue of Met-enkephalin supplied as an in-vitro chromatographic reference material.
YGGFL
- Purity
- ≥98% (HPLC)
- MW
- 555.62 g/mol
- Opioid peptide fragments
Bombesin
CAS 31362-50-2
Tetradecapeptide amide reference material for laboratory identification of pyroglutamyl C-terminal amides.
pEQRLGNQWAVGHLM-NH2
- Purity
- ≥97% (HPLC)
- MW
- 1619.85 g/mol
- Neuropeptides
Neurotensin
CAS 39379-15-2
Tridecapeptide reference for in-vitro MS confirmation of pyroglutamyl N-termini. Laboratory use only.
pELYENKPRRPYIL
- Purity
- ≥97% (HPLC)
- MW
- 1672.92 g/mol
- Neuropeptides
ACTH (1–24) fragment
CAS 16960-16-0
Tetracosapeptide fragment listed as an illustrative custom-synthesis reference for analytical method work.
SYSMEHFRWGKPVGKKRRPVKVYP
- Purity
- ≥95% (HPLC)
- MW
- 2933.46 g/mol
- Hypothalamic and pituitary fragments
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Inquire specification or custom synthesis
Institutional requests only. For Research Use Only. Not for use in humans.