Compound deep-dives, documentation news, storage and handling guidance, and the latest from our lab — written for researchers and labs.
Testing & Purity
In laboratory research and quality systems, the terms “identity” and “purity” are related but distinct. This article addresses purity vs identity: what is the…
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Testing & Purity
When lab results support product transparency, documented analytical evidence helps researchers and quality professionals evaluate identity, purity, and measurement reliability. This research-focused overview summarizes…
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Testing & Purity
Accurate statements of net content on lab reports are a foundational element of laboratory reporting, quality control, and traceability. Researchers and quality teams rely…
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Testing & Purity
Comparing COA results across batches is a routine but technically nuanced activity in laboratory research and quality control. Researchers who compare COA results across…
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Testing & Purity
Source documentation matters in research products because it provides the provenance, context, and audit trail needed to interpret laboratory findings and reconstruct production histories.…
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Testing & Purity
Certificates of analysis (COAs) and laboratory reports are primary documents that support analytical testing, traceability, and quality assurance. This article defines common terms found…
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Testing & Purity
Third-party lab testing is a term frequently used in research and quality assurance contexts, but its meaning can vary depending on the laboratory accreditation,…
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Testing & Purity
High-performance liquid chromatography (HPLC) is a core analytical technique used in laboratory research and quality control to separate, identify, and quantify chemical components in…
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Testing & Purity
In laboratory research and regulated manufacturing, unique production identifiers play a central role in reconstructing a product’s history. This article explains why lot numbers…
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Testing & Purity
For laboratory researchers, clarity about analytical quality is essential. The phrase “peptide purity means in lab testing” can refer to several related concepts: chromatographic…
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