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  Powder Release Protocol: Sampling Rules and Acceptance Criteria Guide and Check-List

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  Powder Release Protocol: Sampling Rules and Acceptance Criteria Guide and Check-List

  Analytical Techniques and Methods, Bulk Solids Characterization, Know How, Laboratory

Powder Release Protocol: Sampling Rules and Acceptance Criteria Guide and Check-List

A powder release protocol is an incoming gate [...]

By Stephane Sloots|2026-04-18T10:22:50+01:0028 February 2026|Categories: Analytical Techniques and Methods, Bulk Solids Characterization, Know How, Laboratory|Tags: acceptance criteria, Bulk density, calibration check, chain of custody, change control, composite sampling, conditional release, hold decision, incoming inspection, lot data pack, method control, moisture testing, operating window, particle size distribution, powder release protocol, PSD tails, QA QC, representative sampling, retained sample, retention period, riffle splitter, sample splitting, sampling plan, tapped density, test method validation|0 Comments

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  Graphite Under the Tree

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  Graphite Under the Tree

  Editors pick, Feature Article, Flowability, Laboratory, Particle size distribution, Shear

Graphite Under the Tree

In the Holiday rush, winter humidity shifts and [...]

By Martijn Daalder|2025-12-19T22:23:13+00:0020 December 2025|Categories: Editors pick, Feature Article, Flowability, Laboratory, Particle size distribution, Shear|Tags: carbon black, dynamic vapour sorption, graphite, Laser Diffraction, particle size distribution, powder flowability, powder rheometry, Quality Control, tap density, Titanium Dioxide, winter production|0 Comments

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  Powder Certificate of Analysis vs Reality: Why Incoming Tests Matter

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  Powder Certificate of Analysis vs Reality: Why Incoming Tests Matter

  Analytical Techniques and Methods, Bulk Solids Characterization, Feature Article, Flowability, Laboratory, Moisture Sensitivity

Powder Certificate of Analysis vs Reality: Why Incoming Tests Matter

A powder certificate of analysis (CoA) confirms identity [...]

By Stephane Sloots|2026-04-18T10:26:04+01:0022 November 2025|Categories: Analytical Techniques and Methods, Bulk Solids Characterization, Feature Article, Flowability, Laboratory, Moisture Sensitivity|Tags: caking risk, certificate of analysis, CoA, electrostatic issues, fines content, flow testing, GMP quality systems, incoming inspection, incoming powder testing, moisture control, powder certificate of analysis, powder characterization, powder QA, raw material quality, risk based control, segregation risk, supplier qualification, supplier quality management, water activity|0 Comments

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  Build a Powder Quality “Fingerprint” in 7 Days

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  Build a Powder Quality “Fingerprint” in 7 Days

  Flowability, Insights, Laboratory

Build a Powder Quality “Fingerprint” in 7 Days

You can prevent most production surprises by tracking [...]

By Stephane Sloots|2026-04-18T10:26:05+01:008 November 2025|Categories: Flowability, Insights, Laboratory|Tags: Bulk density, electrostatics, flowability, microscopy, moisture, particle size, powder fingerprint, QA panel|0 Comments

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  Representative Powder Sampling a practical guide and overview

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  Representative Powder Sampling a practical guide and overview

  Flowability, Know How, Laboratory

Representative Powder Sampling a practical guide and overview

Representative powder sampling starts at the process, not [...]

By Stephane Sloots|2026-04-18T10:26:06+01:001 November 2025|Categories: Flowability, Know How, Laboratory|Tags: Bulk Solids, composite sampling, laboratory, powder sampling, QA, representative sampling, riffle splitter, sample reduction|0 Comments

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  Powder Caking Prevention: Causes, Testing Methods, and Proven Fixes

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  Powder Caking Prevention: Causes, Testing Methods, and Proven Fixes

  Caking, Feature Article, Flowability, Laboratory

Powder Caking Prevention: Causes, Testing Methods, and Proven Fixes

Powder caking can be predicted and, in most [...]

By Martijn Daalder|2025-11-01T14:27:29+00:001 November 2025|Categories: Caking, Feature Article, Flowability, Laboratory|Tags: bulk solids handling, Caking prevention, Delft Solids Solutions, DVS testing, flowability testing, hopper design, moisture control, powder caking, shear testing, storage conditions|0 Comments

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  PFAS vs PTFE in 2025: What’s Really Changing for Powder-Based Manufacturing

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  PFAS vs PTFE in 2025: What’s Really Changing for Powder-Based Manufacturing

  Energy Industry, Feature Article, Laboratory, Legislation and Standards, Moisture Sensitivity

PFAS vs PTFE in 2025: What’s Really Changing for Powder-Based Manufacturing

PFAS PTFE powder manufacturing industries will face policy [...]

By Martijn Daalder|2025-10-18T00:40:43+01:0018 October 2025|Categories: Energy Industry, Feature Article, Laboratory, Legislation and Standards, Moisture Sensitivity|Tags: battery manufacturing, compliance, dry electrode, flowability, fluoropolymers, legislation, Moisture Sensitivity, PFAS, Powder Processing, PTFE, QA, REACH|0 Comments

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  Nanotechnology in Cosmetics: Efficacy, Safety, and Regulation

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  Nanotechnology in Cosmetics: Efficacy, Safety, and Regulation

  Cosmetics industry, Feature Article, Laboratory, Legislation and Standards, Nano

Nanotechnology in Cosmetics: Efficacy, Safety, and Regulation

Nanotechnology in cosmetics improves stability, delivery, and skin [...]

By Stephane Sloots|2025-10-09T22:39:55+01:0011 October 2025|Categories: Cosmetics industry, Feature Article, Laboratory, Legislation and Standards, Nano|Tags: cosmetics, DLS, Environmental Impact, EU 1223/2009, FDA guidance, Franz cell, liposomes, nano-hydroxyapatite, nanostructured lipid carriers, Nanotechnology, SCCS, solid lipid nanoparticles, TEM, Titanium Dioxide, zinc oxide|0 Comments

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  Moisture as a Formulation Risk: Beyond Standard Hygroscopicity Testing

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  Moisture as a Formulation Risk: Beyond Standard Hygroscopicity Testing

  Insights, Laboratory, Moisture Sensitivity, Surface Energy

Moisture as a Formulation Risk: Beyond Standard Hygroscopicity Testing

Moisture risk in powder formulations extends beyond mass [...]

By Stephane Sloots|2026-04-18T10:27:59+01:0013 September 2025|Categories: Insights, Laboratory, Moisture Sensitivity, Surface Energy|Tags: DVS, excipients, flowability, hygroscopicity, IGC, moisture, powder formulations, QA, recrystallization, stability, surface energy, thermal analysis|0 Comments

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  Dustiness Tests Compared: EN 15051 Versus EN 17199-4

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  Dustiness Tests Compared: EN 15051 Versus EN 17199-4

  Bulk Solids Characterization, Dustiness, Insights, Laboratory, Legislation and Standards, Nano, Rotating Drum

Dustiness Tests Compared: EN 15051 Versus EN 17199-4

Use EN 15051 for mass-based dustiness in health-related [...]

By Stephane Sloots|2026-04-18T10:29:28+01:0023 August 2025|Categories: Bulk Solids Characterization, Dustiness, Insights, Laboratory, Legislation and Standards, Nano, Rotating Drum|Tags: continuous drop, CPC, dustiness, ELPI, EN 15051, EN 17199-4, exposure assessment, nanoforms, rotating drum|0 Comments

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