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The lab report behind every vial

124 public certificates across 51 compounds, ten assays per batch, run by an independent ISO 17025 accredited lab.

The Certificate Library

The QR code on each vial label opens that lot's certificate.

AHK-Cu

AHK-Cu · 100mg

ISO 17025
99.90%purity

Lot AHK0002 · Oct 28, 2026

All 10 assays passed
  • Peptide Purity (HPLC)99.90%
  • Net Peptide Content106.39mg
  • Identity (HPLC)Confirmed
  • Fentanyl ScreenNot Detected
  • Product pH (USP <791>)6.12
  • SolubilityFully soluble (10 mg/mL)
  • Closure Integrity (USP <1207>)No leakage
  • Heavy Metals (ICP-MS)Not Detected
  • Sterility (PCR)No Growth
  • Endotoxin (USP <85>)0.09 EU/mL
ARA-290

ARA-290 · 10mg

ISO 17025
99.93%purity

Lot ARA0002 · Oct 22, 2026

All 10 assays passed
  • Purity (HPLC)99.93%
  • Net Peptide Content10.53mg
  • Identity (HPLC)ARA-290
  • Fentanyl ScreenNot Detected
  • HPLC Conformitymean 99.78%
  • Heavy Metals (ICP-MS)Not Detected
  • Sterility (PCR)No Growth
  • Endotoxin (USP <85>)NMT 0.05 EU/mL
  • SolubilityFully soluble (1 mg/mL)
  • Closure Integrity (USP <1207>)No leakage
Cartalax

Cartalax · 20mg

ISO 17025
99.90%purity

Lot CTX0002 · Oct 22, 2026

All 10 assays passed
  • Purity (HPLC)99.90%
  • Net Peptide Content20.88mg
  • Identity (HPLC)Cartalax
  • Fentanyl ScreenNot Detected
  • HPLC Conformitymean 99.90%
  • Heavy Metals (ICP-MS)Not Detected
  • Sterility (PCR)No Growth
  • Endotoxin (USP <85>)NMT 0.05 EU/mL
  • SolubilityFully soluble (2 mg/mL)
  • Closure Integrity (USP <1207>)No leakage
GLP-1 (SM)

GLP-1 (SM) · 10mg

ISO 17025
99.90%purity

Lot SEM0002 · Oct 22, 2026

All 10 assays passed
  • Purity (HPLC)99.90%
  • Net Peptide Content10.56mg
  • Identity (HPLC)GLP-1 (SM)
  • Fentanyl ScreenNot Detected
  • HPLC Conformitymean 99.47%
  • Heavy Metals (ICP-MS)Not Detected
  • Sterility (PCR)No Growth
  • Endotoxin (USP <85>)NMT 0.05 EU/mL
  • SolubilityFully soluble (1 mg/mL)
  • Closure Integrity (USP <1207>)No leakage
GLP-2 (TR)

GLP-2 (TR) · 30mg

ISO 17025
99.90%purity

Lot TRZ0003 · Oct 22, 2026

All 10 assays passed
  • Purity (HPLC)99.90%
  • Net Peptide Content31.03mg
  • Identity (HPLC)GLP-2 (TR)
  • Fentanyl ScreenNot Detected
  • HPLC Conformitymean 99.67%
  • Heavy Metals (ICP-MS)Not Detected
  • Sterility (PCR)No Growth
  • Endotoxin (USP <85>)0.051 EU/mL
  • SolubilityFully soluble (3 mg/mL)
  • Closure Integrity (USP <1207>)No leakage
GLP-2 (TR)

GLP-2 (TR) · 60mg

ISO 17025
99.87%purity

Lot TRZ0004 · Oct 22, 2026

All 10 assays passed
  • Purity (HPLC)99.87%
  • Net Peptide Content62.69mg
  • Identity (HPLC)GLP-2 (TR)
  • Fentanyl ScreenNot Detected
  • HPLC Conformitymean 99.84%
  • Heavy Metals (ICP-MS)Not Detected
  • Sterility (PCR)No Growth
  • Endotoxin (USP <85>)NMT 0.05 EU/mL
  • SolubilityFully soluble (6 mg/mL)
  • Closure Integrity (USP <1207>)No leakage
Kisspeptin-10

Kisspeptin-10 · 10mg

ISO 17025
99.89%purity

Lot KSI0002 · Oct 22, 2026

All 10 assays passed
  • Purity (HPLC)99.89%
  • Net Peptide Content10.65mg
  • Identity (HPLC)Kisspeptin
  • Fentanyl ScreenNot Detected
  • HPLC Conformitymean 99.72%
  • Heavy Metals (ICP-MS)Not Detected
  • Sterility (PCR)No Growth
  • Endotoxin (USP <85>)NMT 0.05 EU/mL
  • SolubilityFully soluble (1 mg/mL)
  • Closure Integrity (USP <1207>)No leakage
LL-37

LL-37 · 5mg

ISO 17025
99.68%purity

Lot LL0002 · Oct 22, 2026

All 10 assays passed
  • Purity (HPLC)99.68%
  • Net Peptide Content5.21mg
  • Identity (HPLC)LL-37
  • Fentanyl ScreenNot Detected
  • HPLC Conformitymean 99.36%
  • Heavy Metals (ICP-MS)Not Detected
  • Sterility (PCR)No Growth
  • Endotoxin (USP <85>)NMT 0.05 EU/mL
  • SolubilityFully soluble (1 mg/mL)
  • Closure Integrity (USP <1207>)No leakage
Pinealon

Pinealon · 10mg

ISO 17025
99.90%purity

Lot PIN0002 · Oct 22, 2026

All 10 assays passed
  • Purity (HPLC)99.90%
  • Net Peptide Content10.26mg
  • Identity (HPLC)Pinealon
  • Fentanyl ScreenNot Detected
  • HPLC Conformitymean 99.90%
  • Heavy Metals (ICP-MS)Not Detected
  • Sterility (PCR)No Growth
  • Endotoxin (USP <85>)NMT 0.05 EU/mL
  • SolubilityFully soluble (1 mg/mL)
  • Closure Integrity (USP <1207>)No leakage
Sermorelin

Sermorelin · 10mg

ISO 17025
99.41%purity

Lot SER0002 · Oct 22, 2026

All 10 assays passed
  • Purity (HPLC)99.41%
  • Net Peptide Content10.43mg
  • Identity (HPLC)Sermorelin
  • Fentanyl ScreenNot Detected
  • HPLC Conformitymean 99.28%
  • Heavy Metals (ICP-MS)Not Detected
  • Sterility (PCR)No Growth
  • Endotoxin (USP <85>)NMT 0.05 EU/mL
  • SolubilityFully soluble (1 mg/mL)
  • Closure Integrity (USP <1207>)No leakage
VIP

VIP · 10mg

ISO 17025
99.90%purity

Lot VIP0002 · Oct 22, 2026

All 10 assays passed
  • Purity (HPLC)99.90%
  • Net Peptide Content10.35mg
  • Identity (HPLC)VIP
  • Fentanyl ScreenNot Detected
  • HPLC Conformitymean 99.87%
  • Heavy Metals (ICP-MS)Not Detected
  • Sterility (PCR)No Growth
  • Endotoxin (USP <85>)NMT 0.05 EU/mL
  • SolubilityFully soluble (1 mg/mL)
  • Closure Integrity (USP <1207>)No leakage
Selank Semax Pinealon Research Mist

Selank Semax Pinealon Research Mist · 60mg

ISO 17025
PASScontent & identity

Lot STNB0001 · Oct 9, 2026archived

All 8 assays passed
  • Content (HPLC)63.4 / 63.6mg
  • HPLC Conformity (2 bottles)Consistent
  • Identity (USP <621>)Confirmed
  • AppearanceFree of foreign matter
  • Fentanyl (USP <2251>)Not Detected
  • Heavy Metals (USP <233>)All below limits
  • Microbiological (USP <61>/<62>)Pass
  • Endotoxin (Gel-Clot)< 1.25 EU/mL

All compounds are supplied strictly for laboratory research use.

Ten assays. Every batch.

Peptide Purity

01
RP-HPLC, 214nm

Release standard 99%+.

Net Peptide Content

02
HPLC quantitation

Identity

03
HPLC-RTM

Certified reference standard.

Fentanyl Screen

04
Immunoassay, 50 ng/mL

HPLC Conformity

05
Two vials per lot

Dedicated and conformity vials, mean purity reported.

Heavy Metals

06
ICP-MS, USP 233

Arsenic, cadmium, lead, mercury, chromium.

Sterility

07
PCR

Endotoxin

08
USP 85, kinetic

Solubility

09
Visual, USP terms

Clear solution in nuclease-free water.

Closure Integrity

10
Vacuum leak, USP 1207

No leakage observed.

Questions, answered.

Where can I find the COA for a compound on my invoice?

Every product page includes a link to view or download the current batch's Certificate of Analysis. You can also request specific COAs by emailing support@betterscienceusa.com with your invoice number.

Need a batch we haven't published?

Email support with your invoice number and we will send the batch-specific documentation.

Email support
DSIP peptide vial
NAD+ peptide vial

Research compounds for your lab, with the documentation and supply continuity your procurement team expects.

Lab notices from Better Science

Library additions, new lot certificates, and supply or lead-time notices for your lab