Erika Russell

Erika Russell, BSc, is a Science Writer and Editor for LabX Media Group.

Posts by the Author

Biodegradation Testing: How OECD 301, ASTM D5338, and the 2026 EU PPWR Help Packaging Materials Reach Markets

By Erika Russell | Jun 2, 2026

Master biodegradation testing in 2026: OECD 301 and 310 criteria, ASTM D5338 compostability standards, analytical methods, and EU PPWR recycling mandates

Ultrapure Water Testing: How USP 645, USP 643, ASTM D5127, and SEMI F63 Determine Whether Pharma Water, Lab Water, and Semiconductor UPW Pass Regulatory Audit

Dec 6, 2024

A detailed photograph of a functioning scientific elemental analyzer machine in a laboratory, featuring a bright flame inside its combustion tube and data screens displaying elemental percentages.

CHNSO Elemental Analysis: How Combustion Standards Verify Compliance

Nov 15, 2024

A fresh ear of corn and various small laboratory tools sit on a bench in the foreground while a scientist works in the blurred background of the brightly lit lab.

Zein Testing: How HPLC, FTIR, and Thermal Analysis Evaluate Performance in Coatings, Drugs, and Films

Oct 29, 2024

A female scientist operates an automated liquid handling system for a ligand binding assay in a modern laboratory.

Ligand Binding Assays: How ICH M10 Validation Criteria Help with Biologic PK Data Regulatory Review

Sep 30, 2024

A female cosmetics scientist in a white lab coat sits at a stainless steel benchtop, carefully examining an amber glass dropper bottle from a row of botanical extracts in a modern, bright laboratory.

COSMOS Standard: Organic and Natural Cosmetics Certification Explained

Feb 22, 2023

What the four COSMOS signatures require, how organic cosmetics certification works in practice, and what laboratory testing manufacturers need to achieve and maintain certification

A scientist in a white lab coat and blue gloves uses a pipette to dispense a sample into microtubes at a stainless steel workstation, with a mass spectrometer and chromatography system visible in the blurred background.

Protein Characterization: Methods, Regulatory Standards, and Lab Selection

Feb 12, 2023

How biopharmaceutical developers and researchers select the right analytical methods to fully characterize proteins from primary structure through higher-order conformation

A female laboratory scientist in a white coat and blue gloves examines a specimen tube within a modern, well-lit clinical lab filled with automated analyzers and centrifuges.

CLIA Laboratory Testing: Certification, Test Complexity, and Compliance Requirements Explained

Feb 9, 2023

CLIA certification requirements, personnel qualifications, and proficiency testing rules vary significantly across certificate types, and recent CMS rule changes have reset the compliance baseline for every nonwaived lab

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Erika Russell

Posts by the Author

Biodegradation Testing: How OECD 301, ASTM D5338, and the 2026 EU PPWR Help Packaging Materials Reach Markets

Ultrapure Water Testing: How USP 645, USP 643, ASTM D5127, and SEMI F63 Determine Whether Pharma Water, Lab Water, and Semiconductor UPW Pass Regulatory Audit

CHNSO Elemental Analysis: How Combustion Standards Verify Compliance

Zein Testing: How HPLC, FTIR, and Thermal Analysis Evaluate Performance in Coatings, Drugs, and Films

Ligand Binding Assays: How ICH M10 Validation Criteria Help with Biologic PK Data Regulatory Review

COSMOS Standard: Organic and Natural Cosmetics Certification Explained

Protein Characterization: Methods, Regulatory Standards, and Lab Selection

CLIA Laboratory Testing: Certification, Test Complexity, and Compliance Requirements Explained

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