Gold Tier

Double Dragon

Double Dragon™ 36 IU is British Dragon Pharmaceuticals’ Gold Tier recombinant human growth hormone (Somatropin) reference product, supplied as a lyophilised 191-amino-acid peptide for laboratory and analytical research.

In stock

$150.00

Description

DOUBLE DRAGON™ 36 IU
Somatropin | Recombinant Human Growth Hormone

Double Dragon™ is part of the British Dragon Pharmaceuticals Gold Tier collection, presented as a premium recombinant human growth hormone reference product.

Somatropin is a recombinant form of human growth hormone (hGH), a 191-amino-acid peptide corresponding to endogenous human growth hormone. It is widely studied in laboratory and pharmaceutical research relating to growth hormone signalling, cellular metabolism, protein synthesis and the IGF-1 pathway.

Product Specifications

  • Compound: Somatropin (rHGH)
  • Presentation: Lyophilised powder
  • Strength: 36 IU per vial
  • Peptide length: 191 amino acids
  • Tier: British Dragon Gold
  • Storage: Refrigerate at 2–8°C and protect from light
  • Laboratory documentation available where applicable

Quality & Presentation

Double Dragon™ is supplied in British Dragon Pharmaceuticals’ signature Gold Tier presentation and is handled under controlled storage conditions to help maintain product integrity.

Important: This product is supplied for laboratory and analytical research purposes only. It is not intended for self-administration, human consumption, diagnosis, treatment or prevention of disease.

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Third Party Testing

Lot number Analysis date Testing Certificate
LBL-1125-5AM-1056 February 9, 2026 Purity & Net Peptide Testing View PDF
LBL-0326-10AM-0014 March 27, 2026 Purity & Net Peptide Testing View PDF
LBL-0326-5AM5-0006 May 18, 2026 Purity & Net Peptide Testing View PDF

Knowledge Hub

Research & Education

Guides and reference material related to Double Dragon.

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    Peptide Reconstitution & Storage: Preserving Lyophilized Cake Stability

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    Reading Lab Certificates of Analysis (COA): HPLC Traces & Mass Spectrometry

    A practical guide to interpreting analytical test reports: deciphering RP-HPLC chromatograms, understanding baseline integration, verifying electrospray ionization (ESI-MS) molecular mass, and evaluating third-party lab verification.

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Browse the Knowledge Hub

  • Testing / COA Education

    Reading Lab Certificates of Analysis (COA): HPLC Traces & Mass Spectrometry

    A practical guide to interpreting analytical test reports: deciphering RP-HPLC chromatograms, understanding baseline integration, verifying electrospray ionization (ESI-MS) molecular mass, and evaluating third-party lab verification.

    Compound
    Retatrutide, mots-c
    Last reviewed
    Revision
    1.0
    Read guide: Reading Lab Certificates of Analysis (COA): HPLC Traces & Mass Spectrometry
  • Handling / Storage

    Peptide Reconstitution & Storage: Preserving Lyophilized Cake Stability

    Essential laboratory guidelines for reconstituting lyophilized peptides: selecting diluents, minimizing shear stress during fluid introduction, temperature cycling parameters, and optimal freeze-thaw mitigation.

    Last reviewed
    Revision
    2.0
    Read guide: Peptide Reconstitution & Storage: Preserving Lyophilized Cake Stability
  • Comparison

    Wolverine 20: BPC-157 & TB-500 Synergistic Tissue Repair Pathways

    Examining the multi-modal angiogenic and cellular migration dynamics when pairing stable gastric pentadecapeptide BPC-157 with actin-sequestering peptide TB-500 in tissue culture and connective tissue assays.

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    Retatrutide (GLP-1 / GIP / Glucagon Tri-Agonist): Molecular Mechanisms & Preclinical Findings

    An in-depth biochemical review of Retatrutide (LY3437943), examining its multi-target agonist activity at GLP-1, GIP, and glucagon receptors, downstream cAMP accumulation, and energetic homeostasis in laboratory research models.

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