- Certificate
- IP-COA-AW-261006
- Issued
- 4 October 2026
- Status
- released
Acetic acid water
Sterile dilute acetic acid solution for reconstituting poorly soluble peptides
- 10 mL
- IdentityConfirmedHPLC retention time against reference standard
- Endotoxin< 0.1 EU/mLKinetic chromogenic LAL
- SterilityNo growthMembrane filtration
- Analysed3 October 2026Batch made 2 October 2026
Full analytical results
Tests and specifications
| Test | Method | Specification | Result | Status |
|---|---|---|---|---|
| Appearance | Visual inspection | Clear, colourless solution, free from visible particles | Conforms | Pass |
| Identity | HPLC retention time against reference standard | Conforms to reference | Conforms | Pass |
| Assay | HPLC with UV detection | 95.0 to 105.0% of label claim | 101.1% | Pass |
| pH | Potentiometry at 25 °C | 4.0 to 7.0 | 5.8 | Pass |
| Particulate matter | Light obscuration (USP <788>) | ≤ 6000 particles ≥ 10 µm per container (USP <788>) | Conforms | Pass |
| Bacterial endotoxins | Kinetic chromogenic LAL | < 0.25 EU/mL | < 0.1 EU/mL | Pass |
| Sterility | Membrane filtration (USP <71>) | No growth | No growth | Pass |
| Container closure integrity | Dye ingress | No ingress | Conforms | Pass |
Reference data
- Also known as
- AA water, 0.6% acetic acid
- CAS number
- 64-19-7
- Molecular formula
- C2H4O2
- Molecular weight
- 60.05 g/mol
- Modifications
- The solute. The certificate assays its concentration in the finished solution.
Public reference values for the compound, not measurements on this batch. The batch measurements are in the table above.
Storage and handling
- Unopened
- Room temperature, away from light
- After first withdrawal
- 2 to 8 °C, use within 4 weeks
- In transit
- Stable at ambient temperature
- Do not
- Freeze
The vial this covers
The label on your vial carries the same batch code as this certificate, IP-AW-261002, and the QR goes to the results for it. If the code on the vial is not this one, the certificate for it is on this page under earlier batches.
Sticker shown at its printed size, 40 by 20 mm. Cap colour may vary by batch.
Release
- Batch date
- 2 October 2026
- Analysis date
- 3 October 2026
- Issue date
- 4 October 2026
- Best before
- October 2028
- Released by
- Quality review, Indigo Peptides
- Document
- Valid only in its original, unmodified form
Results are taken from the batch testing documentation for this exact batch, supplied with the finished vials and held on file by us. Every value above is for the batch named on this certificate and for no other.
Holding an older vial?
| Batch | Analysed |
|---|---|
| IP-AW-260911 | 12 September 2026 |
If the code on your vial is one of these, it is an earlier batch of ours and these are its results. A result we have published is never removed and never recalculated.
Take it with you
Download this certificate (PDF)
The PDF is this page on A4. Open the printable version to print it yourself.