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Why ISO/IEC 17025:2017 Accreditation Matters for Peptide Testing
When evaluating research-grade peptides, laboratory accreditation matters. But what does ISO/IEC 17025:2017 accreditation actually mean, and why should researchers care about this certification when purchasing…
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What is a Certificate of Analysis (COA)? A Complete Guide for Researchers
When ordering research-grade peptides, you expect quality, purity, and reliability. But how can you verify that the peptide you receive meets these standards? The answer…
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Understanding USP <1225>: The Gold Standard for Analytical Method Validation
Quick Answer: USP <1225> “Validation of Compendial Procedures” is the official United States Pharmacopeia (USP) chapter that establishes guidelines for validating analytical methods in pharmaceutical…
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Understanding RP-HPLC Purity Testing: The Gold Standard for Peptide Quality Assurance
Quick Answer: Reversed-Phase High Performance Liquid Chromatography (RP-HPLC) is the most widely used and trusted analytical method for measuring peptide purity. It separates peptides based…
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Understanding HPLC Analysis for Peptide Purity: A Researcher’s Guide
Quick Answer: HPLC (High Performance Liquid Chromatography) is the gold standard method for determining peptide purity by separating, identifying, and quantifying individual components in a…
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Understanding GMP: Essential Quality Standards for Research Peptides
Quick Answer: Good Manufacturing Practice (GMP) and current Good Manufacturing Practice (cGMP) are comprehensive quality frameworks that ensure consistent, safe, and traceable production of pharmaceuticals,…
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Safe Shipping and At-Home Storage of Peptides: A Researcher’s Guide
Introduction: Will Shipping Damage My Peptide? This is one of the most common questions researchers ask before ordering peptides online. The short answer: No, when…
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How to Read Certificates of Analysis (COAs): A Complete Guide for Researchers
Understanding the Documentation Behind Peptide Quality Assurance When you purchase research-grade peptides, the Certificate of Analysis (COA) is your assurance of quality. But what do…
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How Peptide Purity and Quantity Are Tested: PekCura Labs’ Quality Control Process
Understanding Third-Party Peptide Testing Every peptide batch from PekCura Labs undergoes rigorous third-party testing to verify purity and quantity. We partner with an independent ISO…
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GMP vs Research-Grade Peptides: What Every Researcher Needs to Know
When you’re selecting peptides for your experiments, one of the most critical decisions you’ll face is choosing the right quality tier. Should you go with…
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