Drawn from certificate HB2-20261014-H93V-01: main peak at 6.676 min, 99.99% purity by HPLC. An illustration, not the lab's own trace.

Black Friday at

Peak season.

25% off sitewide and double points, all November long.

This month

25% off. Then 10% back.

25% off everything, all month, with code BFRIDAYPEPS.

Every dollar you pay after it earns double plus points, worth 10¢ back. Points pay up to 75% of an order, after the 25%.

The proof

The price changes. The lab doesn't.

We send our lots to KMD Analytical, a third-party lab, and publish their certificates. Here is one.

Certificate: HB2-20261014-H93V-01
Analyzed: Oct 19, 2026
Method: HPLC-DAD
Purity, HPLC area: 99.99%Spec ≥ 95%
Content, of label claim: 127.2%Spec ≥ 90%
Result: Meets spec

Open the certificate All certificates

Showing certificate HB2-20261014-H93V-01

Pass it on

Send it to a colleague.

With your colleague code, their first order comes to at least 32.5% off: the 25% first, then your code on what is left. When it ships, you earn points.

Create your account

Your code for 25% off sitewideBFRIDAYPEPS

All November long. Create your account, then enter it at checkout.

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Terms

From midnight ET on Sunday, November 1 to 11:59 p.m. ET on Monday, November 30.
BFRIDAYPEPS stacks: it comes off first, then your points or a colleague or partner discount come off what is left.
The points you earn this month are doubled, whatever you stack.
2 points per dollar spent, after discounts and before shipping and tax, once paid. Each point is worth 5¢.
The free research kit, on orders of $250 or more in compounds, and free UPS Ground from $350 are both counted before the code comes off.
No shipping on Thanksgiving: orders paid after 2 p.m. ET on Wednesday ship on Friday.
Ships from the US to the 50 states and DC. Not to US territories, APO/FPO/DPO addresses or P.O. boxes.