TB-500 (Fragment 17-23)

Also known as TB-500 Fragment · TB-500 (fragment 17-23) · TB4 Fragment 17-23 · Thymosin β4 (17-23) · Ac-LKKTETQ

Thymosin beta-4 fragment 17-23, N-acetylated (Ac-LKKTETQ) · research-use-only peptide, not approved for marketing anywhere

Every lot ships with its COA — HPLC purity + MS identity
Purity specification ≥ 99.0%
From 1 kit (10 vials) per SKU
Written quote by email or WhatsApp

Specification

$112.70 / kit of 10 vials

$11.27 per vial · line total $112.70

kit · 10 vials

Need another spec, a larger fill or custom labelling?

Reference prices · TB-500 (Fragment 17-23) 5 mg
Kits on your quote list	Price / kit
Retail · 1–4 kits	$112.70
Wholesale · 5–19 kits (−20%)	$90.16
20+ kits	Ask for a quote

Kits count across your whole quote list, so different products add up. Pricing FAQ

Reference prices in USD, per kit of 10 vials. The final price is the one on your written quote. Need another currency? Your sales representative can quote it.

Specifications

TB-500 (Fragment 17-23) parameters

CAS number	885340-08-9
Molecular formula	C38H68N10O14
Molecular weight	889.02 g/mol
Sequence	Ac-LKKTETQ
PubChem CID	62707662
Purity specification	≥ 99.0% (HPLC)
Appearance	White to off-white lyophilized powder
Specifications	2 mg, 5 mg, 10 mg
Kit	10 vials per kit · minimum 1 kit per SKU
Storage	Follow the released-lot COA and the supplier's instructions. Unless the batch documentation says otherwise, keep the sealed lyophilized research-use material desiccated, protected from light, and at or below -20 degrees Celsius. This is the catalogue's default handling policy for a lyophilized peptide, not a stability claim: no stability study for this material was retrieved this round, and none is asserted.

Specifications and reference prices
SKU	Content	Price / kit	Per vial
`TB2`	2 mg	On request	—
`TB5`	5 mg	$112.70	$11.27
`TB10`	10 mg	$219.65	$21.97

Test results for every lot

Each lot of TB-500 (Fragment 17-23) has its own certificate of analysis with HPLC purity and mass-spectrometry (MS) identity. Other tests — water content, counter-ion, endotoxin — are available on request and listed on the COA when tested.

Batch COAs 3

Batch COA, lot release

TB-500 (Fragment 17-23)

2 mg

HPLC purity · MS identity

Batch COA, lot release

TB-500 (Fragment 17-23)

5 mg

HPLC purity · MS identity

Batch COA, lot release

TB-500 (Fragment 17-23)

10 mg

HPLC purity · MS identity

Previews show the first page only, at a resolution where small print cannot be read; numbers, dates, names and signatures are covered. The full, clear copy comes from our sales team.

COA of the batch you receive: ask our sales team.

Independent test fails? Full refund. How the refund works

How to read a COA →

Research background

About TB-500 (Fragment 17-23)

The N-terminally acetylated thymosin beta-4 (17-23) fragment (Ac-Leu-Lys-Lys-Thr-Glu-Thr-Gln), connected with the actin-binding motif, cell migration, and tissue-repair model research.

This catalog entry is sourced from the reviewed SKU workbook. Available specifications, pack quantities, SKU identifiers, and prices are kept aligned with that source; lot-specific analytical documentation is available with the corresponding batch. Supplied strictly for laboratory research use.

For laboratory research use. This page describes published research and the material we supply; it is not medical advice.

How to order

Ordering TB-500 (Fragment 17-23) from Medabol

Kit and minimum: TB-500 (Fragment 17-23) is sold by the kit: 10 vials of one specification (2 mg, 5 mg and 10 mg). The minimum is 1 kit per SKU, so an individual buyer can order a single kit and a lab can order many.
Price: Reference prices are listed per kit above, from $112.70. The kits of your whole quote list count together — 5–19 kits are 20% off every kit, and from 20 kits our sales team quotes the price — so TB-500 (Fragment 17-23) adds up with anything else you order; your written quote has the final price.
Documents: Every lot has its own COA with HPLC purity and MS identity; the order ships with the certificate of its lot, and our sales team sends it before you order if you ask.
Shipping: Orders ship from China by international express courier. Shipping from $80 per order; the written quote confirms the exact charge for your destination.
Payment: Nothing is paid on this website. After you send your quote list, a sales representative confirms the amount and shipping on WhatsApp or by email and tells you in that chat how to pay.
Research goal: Listed under Recovery & repair — BPC-157, TB-500, their blends and immune-signalling peptides.

Questions first?

Ask about TB-500 (Fragment 17-23).

Quantities, documents, timing or a spec that is not listed — the reply comes from a sales representative.

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TB-500 (Fragment 17-23)

TB-500 (Fragment 17-23) parameters

Test results for every lot

Batch COAs 3

TB-500 (Fragment 17-23)

TB-500 (Fragment 17-23)

TB-500 (Fragment 17-23)

About TB-500 (Fragment 17-23)

Ordering TB-500 (Fragment 17-23) from Medabol

Ask about TB-500 (Fragment 17-23).

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