PEPTIDE WHOLESALERSRequest a quote
5 mg vial of TB-500, lot PW-2605-TB
LABEL AS SHIPPED · LOT PW-2605-TB
CATALOG · PEPTIDE

TB-500

THYMOSIN Β4 FRAGMENT (AC-LKKTETQ)
99.05%PURITY · HPLC + MS
PRESENTATION5 MG · LYOPHILIZED
LOTPW-2605-TB
METHODHPLC + MS
TEST DATE2026-05-14
MINIMUM ORDER1,000 VIALS
ORIGINUNITED STATES
STATUSTESTED
View certificate
RESEARCH USE ONLY · NOT FOR HUMAN CONSUMPTION

Overview

TB-500 is supplied as a 5 mg lyophilized presentation for laboratory research use only. Lots are tested by HPLC with mass-spec confirmation before listing.

Certificate of analysis on file per lot.

Minimum order is 1,000 vials. Request a quote for current pricing and lead time.

Specifications

SEQUENCE
Ac-Leu-Lys-Lys-Thr-Glu-Thr-Gln
CLASS
Thymosin β4 fragment (Ac-LKKTETQ)
PURITY TARGET
≥ 99% by HPLC
PRESENTATION
5 MG · LYOPHILIZED
ALSO KNOWN AS
Thymosin β4 fragment, TB4-Frag

Reference values. The lot certificate is the source of record for tested figures.

Testing & certificate

Every lot is tested by HPLC + MS before it is listed. The purity number printed on the label and in the certificate is the exact value returned for that lot — nothing is rounded up, nothing is estimated.

METHODHPLC + MS
PURITY99.05%
TEST DATE2026-05-14
LOTPW-2605-TB
View this lot’s certificate

Wholesale terms

MINIMUM ORDER
1,000 vials
PRICING
Sent to you in writing when you request a quote — tiered by volume
WHO WE SELL TO
Resellers and institutions (resale certificate welcome)
ORIGIN & SHIPPING
US-sourced, US-warehoused, fast dispatch
WHITE LABEL
Available — your branding on vial, label, and box

Handling & storage

STORAGE
Store lyophilized at -20 °C, protected from light. Stable at ambient temperature for transit.
RECONSTITUTION
Reconstitute with bacteriostatic water for laboratory use. Store reconstituted material at 2–8 °C.
PRESENTATION
5 MG · LYOPHILIZED

Handling guidance for laboratory research use only. Not for human consumption.

Frequently asked

What is the minimum wholesale order for TB-500?

The minimum order for TB-500 is 1,000 vials. Larger tiers are available on request — request a quote and our US team sends pricing and lead time in writing.

Is there a certificate of analysis for TB-500?

Yes. Every lot of TB-500 is tested by HPLC + MS and its certificate is filed and public, searchable by lot number in the certificate library.

How is TB-500 shipped and stored?

TB-500 ships as a 5 mg · lyophilized from our US warehouse on fast carriers. Store lyophilized at -20 °C, protected from light. Stable at ambient temperature for transit.

Can TB-500 be supplied under our own brand?

Yes. TB-500 is available for white-label supply — your branding on the vial, label, and box. Note the white-label program on your quote request to receive artwork specs and minimums.

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