CATEGORY

Lab Standards

Documentation, testing, and traceability: what a certificate of analysis should actually disclose.

Jul 10, 2026

How to Read a Certificate of Analysis

A certificate of analysis is a lot-specific record, not a marketing sheet. This guide walks the fields it should carry and how to read each one critically.

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Jul 10, 2026

HPLC Purity and Mass-Spec Identity Explained

HPLC purity and mass-spec identity are often printed side by side, but they answer different questions. This note explains what each measures and why both belong on a…

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Jul 10, 2026

Cold-Chain Handling for Lyophilized Peptides

Lyophilized peptides are stable stored cold and dry, but handling choices affect that stability. This note covers general cold-chain principles for research materials.

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