Certificate of Analysis — Tirzepatide¶

⚠️ This document is a template for reference only. Batch-specific Certificates of Analysis (COA) with real analytical data are issued per production batch. To request a specific COA, please contact RPL Peptide staff at www.rplpeptides.com.

Batch Information¶

Field	Details
Product Name	Tirzepatide (GIP/GLP-1 Dual Agonist)
CAS Number	2023788-19-2
Batch Number	[Batch Number]
Manufacturing Date	[YYYY-MM-DD]
Retest Date	[YYYY-MM-DD]
Certificate Issue Date	[YYYY-MM-DD]
Lot Quantity	[Quantity] vials
Package Size	[mg] per vial
Manufacturer	RPL Peptide (Qingdao RPL Biotechnology Co., Ltd.)

Analytical Results¶

Test	Method	Specification	Result
Appearance	Visual Inspection	White to off-white lyophilized powder	[Result]
Identification (LC-MS)	LC-MS	Consistent with reference standard (±0.5 Da)	[Result]
Purity (HPLC)	HPLC (214 nm)	≥99.0%	[Result]
Peptide Content	UV/Amino Acid Analysis	70–90%	[Result]
Water Content (KF)	Karl Fischer	<5.0%	[Result]
Endotoxin (LAL)	LAL Method	<5 EU/mg	[Result]
pH (1% Solution)	pH Meter	4.0–6.5	[Result]

Chromatographic Data¶

Parameter	Value
Retention Time	[Minutes]
Main Peak Purity	[%]
Impurity Profile	[Details]

LC-MS Data¶

Parameter	Value
Calculated Molecular Weight	~4,813 Da
Observed Molecular Weight	[Da]
Mass Accuracy	±0.5 Da

Quality Control Status¶

Review Item	Status
QC Review	[Approved / Rejected]
Reviewed By	[Name]
Release Status	[Released / On Hold]

Notes¶

This certificate is generated for each batch and is part of the full traceability documentation.
Original analytical data and chromatograms are archived and available upon request.
Third-party analytical validation available upon request.

Authorized Signature¶

[QC Manager Name] Quality Control Department RPL Peptide

Official Technical Documentation

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