What the label states, the lot delivers — net peptide mass, not gross powder weight, purity reported as measured rather than rounded up, and a Certificate of Analysis for every lot.
Net peptide mass, not powder weight; purity as measured, not rounded up; a COA per lot.
Net peptide + purity not rounded up. COA per lot.
FDA PCAC reviews 7 peptides for the 503A bulks list (BPC-157, KPV, TB-500, MOTs-C, Emideltide, Semax, Epitalon). Read our compounder's decision tree. Read our briefing →
FDA PCAC reviews 7 peptides for the 503A bulks list in July. Read →
FDA PCAC: 7 peptides under review. Read →
0.9% isotonic sodium-chloride reconstitution diluent
Vialdyne primary owner
This Vialdyne page is the primary SEO owner for buyers evaluating Saline (0.9% Sodium Chloride Injection) through a pharmacy QA, clinic procurement, or regulated-sourcing workflow. It should answer whether the buyer can request a batch COA, release-test scope, destination-market review, and add-on documentation before moving into pricing or repeat inventory planning.
Overview
0.9% Sodium Chloride Injection, the standard isotonic saline diluent, sits in the catalogue as the default reconstitution medium for any peptide preparation that needs neutral pH and physiological osmolarity. The 0.9% NaCl concentration produces a solution at roughly 300 mOsm/L, matching the osmolality of blood plasma and minimising osmotic stress when the reconstituted material is delivered to cell-culture systems or administered in vivo. For the majority of synthetic peptides without aggregation tendency, this is the operational default. Exceptions exist, peptides like IGF-1 LR3 require acidic-pH diluents to remain in monomer form, and those exceptions are documented on the relevant SKU release packet rather than left to the receiving pharmacy to infer. Vialdyne releases 0.9% Saline in two sterile vial sizes, 3 ml and 10 ml, formulated from pharmaceutical-grade sodium chloride dissolved in Water for Injection. The release packet specifies sterility, LAL endotoxin per USP <85>, osmolality, and pH against the appropriate pharmacopoeia monograph for the destination market. EU GMP Annex 1 aseptic-process expectations are met for buyers operating into European-market 503B outsourcing or EU prescription compounding workflows.
Applications & buyer fit
Custom-blend buyers are almost always OEM clients building a branded product around a specific ratio of two or more peptides. The development workflow is collaborative: ratio target, analytical method to verify it, stability protocol in the chosen carrier, and packaging selection are all defined in the OEM brief before the first commercial run. Sample-stage volumes are usually 5-10 g of finished blend; commercial MOQ depends on the components.
Sourced for
Buyer fit
Documentation that ships
Procurement note: Ratio target, the analytical method to verify it, stability protocol, and packaging are defined in the OEM brief before the first commercial run.
Primary buyer fit: 503A / 503B compounding pharmacies, academic and contract research laboratories, and regional distributors and re-sellers.
Specifications
Regulatory note
An isotonic diluent used for reconstitution. Confirm that sterility, pyrogen (LAL), osmolality, and injectable-grade status meet the regulations of your target market.
Frequently asked questions
The certificate should tie a specific lot to results for sodium and chloride identity and content, sterility, bacterial endotoxin at the IV-grade limit, pH, particulate matter, and measured osmolality confirming the isotonic target. For pharmacy qualification, also capture the container-closure format, the fill and overfill, the assigned expiry, and a statement of the pharmacopeial monograph the batch was released against. If your finished preparation is destined for a market outside the US, request the alternate-monograph documentation at the quote stage so the paperwork you archive matches your jurisdiction's compendial expectation rather than a mismatched default.
Saline is a sound default only when the compound is stable and soluble near neutral pH and physiological ionic strength. Some peptides need an acidic environment to dissolve or resist aggregation; for those, an acetic-acid-based diluent prepared to a defined dilution is the appropriate alternative. A few compounds are sensitive to chloride or to the added ionic strength and are better reconstituted in preservative-free water. The controlling reference is the compound's documented solubility and stability data on its own product page, so confirm the recommended diluent per SKU before assuming saline transfers across your catalog.
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