In stock & shipping now
Know exactly what's in the vial.
Sealed, single-use research compounds — each batch documented and posted, so nothing about your materials is left to guesswork.
Browse Catalog →23 research compounds · packed & shipped from the U.S., Mon–Fri
Batch verified COA on file
Signal Supply Sealed · lyophilized · documented
Our Promise
The Signal Supply Guarantee
Documented quality for research and laboratory use — three commitments behind every order.
99%+purity standard
100%covered orders
✓
99%+ Purity Standard?
Every batch verified
+ Verified
🚚
Shipment Protection?
Every order fully covered
+ Covered
🧪
COA With Every Batch?
Third-party tested
+ On file
Featured products
A look at what researchers are ordering most.
How It Works
From our lab to your bench
1
Synthesized
Made to spec by vetted manufacturing partners.
2
Tested
Each batch checked by an independent outside lab.
3
Documented
Results posted to the open COA Library.
4
Shipped
Packed and dispatched stateside, Monday–Friday.
Why Signal Supply
Built for the bench.
Everything a research lab needs from a supplier — and nothing it doesn't. Six reasons teams reorder with us.
Browse Catalog →
01
Focused catalog
A tight, curated lineup of compounds we keep in stock and stand behind.
02
Sized for your protocol
Multiple vial sizes per compound, from single-milligram to bulk.
03
Dispatched stateside
Packed and sent from the U.S. every weekday, with full tracking.
04
Reorder with confidence
Frequent testing keeps results steady from one batch to the next.
05
Paperwork on demand
Pull up the certificate for any batch, any time, in the COA Library.
06
Researcher-first
Sold only to verified 21+ researchers for laboratory work.
Ready when you are
Stock the bench with a clear signal.
A tight catalog, documented batches, and dependable U.S. fulfillment — the only variable left is the one you're studying.