 Home > Pharmaceutical Intermediates > Bulk Drug Intermediates > 99% purity weight loss peptides for Sale > Factory Direct Retatrutide Peptide Strict Quality Control

Factory Direct Retatrutide Peptide Strict Quality Control buy - large image1

Factory Direct Retatrutide Peptide Strict Quality Control buy - image1

Factory Direct Retatrutide Peptide Strict Quality Control buy - image2

Factory Direct Retatrutide Peptide Strict Quality Control buy - image3

Factory Direct Retatrutide Peptide Strict Quality Control buy - image4

Factory Direct Retatrutide Peptide Strict Quality Control

Name: Factory Direct Retatrutide Peptide Strict Quality Control
Brand: Retatrutide
SKU: pr2608051228
Price: 4.85 USD
Availability: InStock

TDS

Unit Price:

$4.85/UNIT FOB

Get Latest Price 

CAS No.:

117194-64-6

Grade:

Pharmaceutical Grade

Content:

99%

Port:

China

Brand:

Retatrutide

Packaging:

5mg*10vials

Price valid (until):

2026-09-25

Contact Supplier

 Chat Now

Shandong Changxu Trade CO.,LTD

Company Type:

Trader

Location:

China

Qualification:

Main Products:

Peptide,reta

 Visit Store

Product Description
Seller Information
History Price

Description

Retatrutide Research Peptide Complete Test Certificates Global Research Institution Supply

Our factory owns a full closed‑loop peptide production industrial park covering over 10,000 square meters with more than 10 years of independent R&D, synthesis and cross‑border export experience. All production links including amino acid raw material procurement, solid‑phase peptide synthesis, multi‑stage chromatographic purification, 0.22μm aseptic filtration, vacuum freeze‑drying and sterile vial filling are finished in‑house without outsourcing, realizing full‑process independent quality control.

Retatrutide is a novel triple‑receptor agonist peptide targeting GLP‑1R, GIPR and GCGR, widely used in global academic laboratory research and preclinical mechanism study. We adopt optimized Fmoc solid‑phase peptide synthesis technology with accurately controlled coupling reaction parameters to raise full‑length peptide chain synthesis yield and cut incomplete fragment impurities from the source. After complete peptide synthesis, the crude product undergoes desalination, concentration, gradient elution and three‑stage reverse‑phase ultra‑purification to thoroughly remove reaction intermediates, residual organic solvents, single impurities and total impurities.

The finished lyophilized powder is pure white with excellent water solubility, forming clear aqueous solution without suspended particles. Its physical and chemical properties maintain stable during long‑distance transoceanic shipping under fluctuating temperature and humidity, free from discoloration, caking or purity attenuation, fully matching the strict raw material standards of overseas universities, research institutions and pharmaceutical laboratories. We provide complete HPLC, LC‑MS and COA certification for each batch, support sample trial orders and bulk wholesale, stable in stock and fast global DHL delivery. For scientific research use only, not for human use.

Our Core Factory Advantages

99% Ultra-high Purity with Double Verification
Each batch is tested by HPLC and MS to guarantee purity above 99%. The maximum single impurity is controlled below 0.5%. Strict tests on endotoxin, heavy metals and microorganisms are carried out. Batch-by-batch COA including HPLC and MS spectra is offered for full traceability.
Full Self-owned GMP-compliant Production Line
The whole production process including raw material synthesis, chromatographic purification, sterile filling and freeze-drying is finished in our own factory without outsourcing. Strict full-process quality control ensures stable consistency between different batches.
Customized Service for Global Buyers
We provide bulk raw powder wholesale and customized vial specifications (1mg, 2mg, 5mg, 10mg). Private label and custom label design are supported. Small trial orders and mass bulk orders are both acceptable with stable stock and fast lead time.
Complete Documents for Customs Clearance
Our in-house testing lab can issue full test records including HPLC report, mass spectrum, moisture, endotoxin and microbial test data. Supporting documents like COA, MSDS, commercial invoice and packing list are available to meet import inspection requirements of EU, US, Southeast Asia, Australia and other regions.
Stable Lyophilized Formulation with Long Shelf Life
Adopting vacuum freeze-drying technology to protect peptide molecular structure from degradation. When sealed and stored at -20℃ away from light, the shelf life can reach 24 months. Low-temperature cold chain packaging is used for international shipment.

Research Applications

According to public academic literature, this product is only for laboratory research purposes, applicable to the following study directions:

In vitro culture and differentiation models of immune cells
Research on immune signal pathways and cytokine regulation mechanisms
Comparative experiments on cell antioxidant capacity and cell survival
Contrast research of immunomodulatory polypeptides

Items	Specifications
Product Name	Retatrutide
CAS Number	2805997‑46‑4
Molecular Weight	4438.02 Da
Appearance	White lyophilized powder
HPLC Purity	≥99.0%
Max Single Impurity	≤0.50%
Endotoxin	＜0.1 EU/mg
Water Content	≤5.0%
Solubility	Soluble in purified water
Storage	Sealed at -20℃, avoid repeated freeze-thaw
Shelf Life	24 months under recommended storage
Supply Form	Bulk powder / Sterile vial lyophilized powder

Why Choose Our Factory

Direct factory sale without middlemen, volume discount for large orders.
Stable 99% high purity ensures repeatable experimental data, long-term cooperative clients from global labs.
Professional R&D team to solve customized peptide synthesis and purification technical problems.
Global door-to-door delivery via DHL/FedEx/UPS with cold insulated packaging. Complete clearance documents provided.
One-stop peptide supply: Pinealon, Epitalon, Selank and other research peptides are all available in our factory.

Six Core Competitive Advantages

Stable 99% Ultra-High Purity with Full Traceable Test Certificates Supporting Third-Party Re-Inspection

Complete supporting test documents are provided for every batch: COA certificate, HPLC chromatogram, MS mass spectrum identification report, moisture & ash test records. Each batch number and test data are bound one by one for traceability, supporting third-party re-inspection at overseas local labs, without exaggerated purity or unstable batch quality.
Self-Optimized Long Peptide Synthesis & Purification Craft for Superior Molecular Stability

1.High-efficiency SPPS coupling tech

2.Three-stage layered chromatographic refinement: Primary purification removes macromolecular fragments, fine purification separates isomers, ultra-purification eliminates trace solvent residues for triple impurity interception;

3.-40℃ vacuum freeze-drying technology: Ultra-low temperature dehydration protects the complete spatial structure of Tirzepatide molecules, greatly improving stability during long-term storage and international transportation;

4.Aseptic membrane filtration process: 0.22μm sterile filtration before filling removes microbial particles, satisfying basic aseptic requirements for cell culture and in-vitro biochemical experiments.

3. Self-Owned 100,000-Class Dust-Free Clean Workshop with Permanent Sufficient Stock

We are an authentic source manufacturer equipped with separated independent synthesis workshop, chromatography purification workshop, sterile freeze-drying workshop and constant temperature & humidity finished goods warehouse. Full sets of professional production & testing equipment are configured, including large-scale solid-phase synthesizers, industrial preparative liquid chromatographs, vacuum lyophilizer units, analytical balances, HPLC and mass spectrometry testing instruments.

An independent R&D laboratory and QC inspection center are built, staffed with full-time professional R&D engineers and quality inspectors to continuously optimize production craft and conduct random sampling inspection on finished products all year round.

Permanent large stock of Tirzepatide is available, supporting small sample trial orders, medium bulk purchase orders and full-container mass export orders. Long-term cooperative partners will get priority production scheduling during sales peak seasons. Direct factory sales cut markup from multi-layer middlemen, offering highly competitive ex-factory prices for global buyers.

4. ISO9001 Standard Full-Process QC System with Complete Production Traceability

The whole factory operates closed-loop quality control procedures strictly following ISO9001 international quality management system, covering every single production link:

All incoming amino acid raw materials pass full purity and impurity inspection before entering production lines; unqualified raw materials will be rejected directly without feeding. Sampling inspection is carried out every 2 hours during synthesis, purification and freeze-drying processes to monitor real-time reaction status. Multiple samples are extracted from each batch of finished goods for full re-inspection of purity, solubility and stability; defective products will be completely scrapped and never delivered out of factory.

Feeding records, equipment operation logs, test reports, filling records and delivery documents are archived permanently, available for customs inspection and client verification at any time. All workshops maintain constant temperature & humidity with regular sterilization to strictly control dust and microbial contamination, ensuring consistent uniform quality of every batch of peptide products.

5. Compliant Blank Neutral Export Packaging & Customization Service for Smooth Global Customs Clearance

Specially customized neutral packaging for cross-border trade avoids platform violation risks and brand infringement disputes:

Inner package: 2ml sterile transparent glass vials with fully blank surface without any words, logos or printed patterns, sealed by aluminum plastic composite caps for moisture-proof and light-shield preservation. Outer package: thick shockproof foam lining + multi-layer compression-resistant export cartons lined with moisture-proof aluminum foil bags to effectively prevent dampness, collision and breakage during sea transportation.

Diversified customization services are optional: adjustable filling dosage per vial, large bulk powder packages, customized neutral printing on outer cartons. We can adjust packaging specifications and matching customs clearance & test documents according to import regulations of different countries to simplify clients’ clearance procedures. The shelf life reaches 24 months under proper sealed -20℃ refrigerated storage.

6. One-Stop Professional Foreign Trade Service with Comprehensive Long-Term After-Sales Support

Our foreign trade team has rich practical experience in global peptide raw material export, fully familiar with laboratory reagent import policies and customs clearance rules of Europe, America, Southeast Asia, Middle East, Australia, Japan, South Korea and most regions worldwide:

1.Sample support: Small trial samples are available for clients to complete lab testing before placing formal bulk orders;

2.Fast delivery cycle: In-stock goods will be finished filling, inspection and packaging for shipment within 3-7 working days; customized specification orders will be delivered strictly on agreed schedules;

3.Multiple stable international special logistics channels with tightly sealed parcel protection and complete compensation mechanism for lost or damaged goods;

4.Exclusive one-on-one foreign trade specialist full follow-up service, timely message reply across time zones, covering inquiry reception, parameter confirmation, document issuing, logistics tracking and basic peptide technical consultation;

5.Long-term after-sales guarantee: We will arrange reshipment or supplementary test documents immediately if clients receive damaged packages or missing batch certification files after cargo receipt. Continuous professional peptide technical consultation support is provided for long-term cooperative partners.

Shop Thymosin Alpha scientific grade polypeptide, COA quality inspection report is provided with the goods-Detailed Image 1

Shop Thymosin Alpha scientific grade polypeptide, COA quality inspection report is provided with the goods-Detailed Image 2

Shop Thymosin Alpha scientific grade polypeptide, COA quality inspection report is provided with the goods-Detailed Image 4

Shop Thymosin Alpha scientific grade polypeptide, COA quality inspection report is provided with the goods-Detailed Image 5

Shop Thymosin Alpha scientific grade polypeptide, COA quality inspection report is provided with the goods-Detailed Image 6

Shop Thymosin Alpha scientific grade polypeptide, COA quality inspection report is provided with the goods-Detailed Image 8

Shop Thymosin Alpha scientific grade polypeptide, COA quality inspection report is provided with the goods-Detailed Image 7

Certificates

Basic Info

Product Name:

99% purity weight loss peptides

CAS No.:

117194-64-6

Categories:

Bulk Drug Intermediates

Research

Class:

Triple agonist — GCGR, GIPR, GLP-1R

Status:

Investigational (Phase 3)

Mechanism:

Simultaneously activates glucagon receptor (GCGR), glucose-dependent insulinotropic polypeptide receptor (GIPR), and glucagon-like peptide-1 receptor (GLP-1R). Engineered from the native GIP backbone with amino acid substitutions to confer GCGR and GLP-1R activity.

EC50 (Human GCGR):

5.79 nM

EC50 (Mouse GIPR):

0.191 nM

EC50 (Mouse GLP1R):

0.794 nM

EC50 (Mouse GCGR):

2.32 nM

EC50 (Human GLP1R):

0.775 nM

EC50 (Human GIPR):

0.0643 nM

Source:

Jastreboff AM, et al. N Engl J Med. 2023;389(6):514-526.DOI

Clinical Development:

NCT04881760; NCT05882045; NCT06354660

References

ChEMBL:

DrugBank:

KEGG DRUG:

PubChem:

Literature:

NEJM: Jastreboff et al. (2023) — Phase 2 Trial; FDA Drugs@FDA

Disclaimer:

Retatrutide is an investigational compound not yet approved by FDA or EMA. This listing is for industrial and laboratory research use only. Product information on ECHEMI is provided for sourcing and specification reference. It is not medical advice, a clinical recommendation, or an approved therapy description. Always verify regulatory status, purity, and intended use with the supplier and applicable authorities before purchase or use.

Seller Information

Business Type:
Trader

Main Products:
Peptide,reta

Location:
jinan

Payment Terms:
TT against copy of documents,TT against B/L draft before shipment,100% TT in advance

Average lead Time:
15

Total Annual Revenue:
$1 million-$2.5 million

Total Employees:
11-50

Year of Establishment:
2025

Shandong Changxu Trade CO., LTD

our main products are weight loss peptide, anti-wrinkle peptide, tanning titanium, and other products, reliable quality, committed to strict quality control and thoughtful customer service, our experienced staff is always available to discuss your requirements to ensure customer satisfaction. In addition, we have obtained ISO9001 and CE certification.

Company Profile
Weekly Price

 The chart shows the price trend of the product in the past 12 months.
Country Product Purchase Quantity Date Posted

Post an enquiry for this product

Factory Direct Retatrutide Peptide Strict Quality Control

Product Description

Seller Information

History Price

Our Core Factory Advantages

Research Applications

Why Choose Our Factory

Related Products

Related Searches