Research use only (RUO): Qualified laboratory research only — not for human or veterinary use. Statement

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Research guide

Benzyl Alcohol 0.9% Solution

Bacteriostatic preservative solution for custom peptide diluent preparation. Research grade. RUO only.

By · Reviewed · Editorial standards

Short answer

Benzyl Alcohol 0.9% Solution is supplied by HALO as a research-use-only lyophilized compound for qualified laboratory research. Bacteriostatic preservative solution for custom peptide diluent preparation. Research grade. RUO only.

  • Documentation: 98%+ HPLC purity, independent COA, lot-indexed records
  • Use limitation: Research use only; not for human or veterinary use

Diagrams

LyophiliDiluentStockAssayResearch pathway (RUO model)
Research pathway context (schematic)
HALO · IDENTITYBenzyl Alcohol 0.9% SoCAS: On COAMW: On COAPurity ≥98% HPLC · Lyophilized · RUO only
Identity card
VialLot matchHPLCLC-MSBatch-specific COA chain
COA verification flow
Lyophilized handling (lab)−20 °CDry/sealed→Reconst.Diluent→2–8 °CShort holdResearch stock prep only · not dosing guidance
Lyophilized handling workflow

Role in laboratory peptide handling

Benzyl Alcohol 0.9% Solution is an ancillary research material used during lyophilized peptide reconstitution, diluent preparation, or buffer selection in qualified laboratory workflows. Proper diluent choice affects peptide solubility, pH, and short-term stability of reconstituted stock solutions. Benzyl alcohol at 0.9% provides bacteriostatic properties that extend refrigerated stability compared with plain sterile water in multi-access vial models.

This material is not a peptide API. Documentation focuses on sterility, preservative concentration, and compatibility with institutional SOPs — not on administration routes.

Research handling context

Laboratories reconstituting HALO lyophilized peptides should follow validated SOPs that specify diluent type, volume, mixing technique, and storage temperature. See also: Reconstitution best practices and What is a peptide COA?.

Documentation and COA standards

Each HALO lot of Benzyl Alcohol 0.9% Solution ships with an independent certificate of analysis documenting:

  • HPLC purity — reverse-phase chromatography with ≥98% main peak by area integration
  • Identity confirmation — LC-MS, ESI-MS, or MALDI-TOF as applicable to molecular weight
  • Lot / batch number — must match the vial label for procurement audit trails
  • Test date and method — third-party laboratory, not supplier self-reporting

Read: What is a peptide COA? · Batch-specific verification · Lab results index

Storage and handling

Store lyophilized Benzyl Alcohol 0.9% Solution sealed, cold (−20 °C), dry, and protected from light until reconstitution. After reconstitution with an appropriate research diluent, follow institutional stability protocols; minimise freeze-thaw cycles and document open-vial dates in the lab log.

Tools: Peptide calculator · Lyophilized peptide guide · Stability guide

Frequently asked research questions

What is Benzyl Alcohol 0.9% Solution used for in research?
Benzyl Alcohol 0.9% Solution is a research-use-only reference material studied in qualified laboratory models related to Reconstitution · diluent · laboratory stock preparation. HALO supplies it with batch COA documentation for procurement and methods citation. Not for human or veterinary use.
What documentation ships with Benzyl Alcohol 0.9% Solution?
Each order includes a lot-specific certificate of analysis with HPLC purity, identity confirmation where applicable, batch number, and test date. Digital verification is available via the product page and /lab-results/.
How is purity verified for Benzyl Alcohol 0.9% Solution?
Independent third-party HPLC confirms ≥98% main peak purity. Identity is confirmed by mass spectrometry when molecular weight permits. Results are lot-specific — not generic catalogue COAs.
What does RUO mean for this listing?
Research Use Only: Benzyl Alcohol 0.9% Solution is sold for qualified in-vitro and laboratory research. It is not for human or veterinary use, diagnosis, treatment, or clinical administration.
How should lyophilized Benzyl Alcohol 0.9% Solution be stored?
Keep sealed at −20 °C, desiccated, protected from light. After reconstitution, follow your institutional SOP; typical short-term storage is 2–8 °C with limited hold time depending on diluent and compound stability.
Where can the COA be verified?
Match the lot number on your vial to the COA on the product page or /lab-results/. For institutional packets email [email protected] with order number and lot ID.

Related research guides

Selected references

  1. HALO Editorial. “Reconstitution best practices for research peptides.” HALO Research Library — /research/reconstitution-best-practices/

Research use only. Materials are sold strictly for in vitro and qualified laboratory research. Not for human or veterinary use, diagnosis, or treatment. Full text: Research Use Statement.