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Bench Boost by Inorganic Ventures

Bench Boost by Inorganic Ventures

Inorganic Ventures 140 Episodes Jul 30, 2026

Bench Boost is a podcast for analytical chemistry enthusiasts, hosted by Inorganic Ventures' Technical Director, Mike Booth. Each episode features conversations with a panel of experts who delve into the world of inductively coupled plasma (ICP) analysis. Listeners can expect practical tips, tricks, and deep discussions on various topics in analytical chemistry. The show aims to educate and engage professionals and hobbyists alike in the field.

Episodes

Inside an Ultra-High Purity Lab
Inside an Ultra-High Purity Lab Jul 30, 2026 716 Send us Fan MailIn part two of our PURE Laboratories collab Mike continues his conversation with Erik Miller and Dave Neville from Pure Laboratories, exploring what it takes to produce five-nine and six-nine purity materials. Learn about contamination control, sample preparation, ICP quality control, laboratory design, and the small details that make a big difference in ultra-trace elemental analy
Pure - The Business of High Purity Materials
Pure - The Business of High Purity Materials Jul 23, 2026 472 Send us Fan MailIn this special episode of Bench Boost, the Inorganic Ventures podcast, host Mike Booth sits down with Erik Miller and Will Marble from Pure Laboratories to discuss the growing demand for ultra-high purity materials. They explore challenges surrounding raw material quality, rare earth supply, custom synthesis, and how material purity impacts advanced industries including semiconduc
Container Materials
Container Materials Jul 14, 2026 400 Send us Fan MailThis week on Bench Boost Mike explains why sample container choice can significantly impact elemental analysis results through contamination, adsorption, precipitation, chemical attack, or evaporation. The differences in glass vs common plastics are reviewed in detail, and the episode concludes with a brief discussion on proper cleaning/leaching, and the practice using dedicated co
CCVs & ICVs
CCVs & ICVs Jul 8, 2026 533 Send us Fan MailThis week on Bench Boost Mike explains two key ICP-OES/ICP-MS quality control samples: the Initial Calibration Verification (ICV) and Continuing Calibration Verification (CCV). The ICV is run after calibration and before samples to confirm the calibration worked. The CCV is run periodically during the batch to confirm the calibration remains valid as drift, clogging, cone buildup,
Elevated ICP-OES Backgrounds
Elevated ICP-OES Backgrounds Jun 9, 2026 523 Send us Fan MailThis week Mike discusses elevated backgrounds in ICP-OES when analyzing high total dissolved solids (TDS) samples such as brines, digests, excipients, salts, and starting materials. TDS increases free electron density in the plasma, producing Bremsstrahlung (braking) radiation and recombination radiation, which raise a broad continuum background across the spectrum. The elevated ba
Conductivity Tips and Tricks
Conductivity Tips and Tricks Jun 2, 2026 527 Send us Fan MailJoin Mike this week on Bench Boost as he explores the basics of conductivity measurements. We review the theory of how conductivity is dependent on ion concentration, charge, and mobility. He describes how contact probes work, emphasizing the cell constant and how proper probe selection to avoid poor sensitivity or signal saturation. Temperature is highlighted as a major variable,
Titrations and USP 541
Titrations and USP 541 May 26, 2026 683 Send us Fan MailThis week on Bench Boost we discuss titration techniques based on USP 541 and the Inorganic Venture's Titration Tips and Tricks guide. Mike explains the difference between equivalence point and observed endpoint and how key performance factors can include using the correct glassware, appropriate techniques, and thorough cleaning of burettes. We also cover the correct way to re
pH and USP 791
pH and USP 791 May 20, 2026 658 Send us Fan MailThis week on Bench Boost Mike explains why accurate pH measurement is more complex than it appears, highlighting the effects from temperature, ionic strength, calibration technique, probe condition, and sample chemistry. He reviews pH theory of hydrogen ion activity (not just concentration) and the logarithmic meaning of pH changes, then describes how a pH probe functions as an ele
Common Tips for Analyzing Low Concentrations
Common Tips for Analyzing Low Concentrations May 13, 2026 659 Send us Fan MailThis week on Bench Boost Mike shares practical tips for analyzing pharmaceutical samples at low concentrations for USP 232 elemental impurities, emphasizing that high dilution makes small contamination or carryover issues critical. He advises minimizing contamination through careful container selection (avoiding glass and using acid-leached LDPE or leached polypropylene), and outli
The J Value
The J Value May 5, 2026 437 Send us Fan MailThis week Mike and Ashley explain the J value used in pharmaceutical elemental impurity testing to relate typical ICP concentration units to permitted daily exposure (PDE) limits reported in micrograms per day under USP <232> and ICH Q3D. They describe how J value accounts for both sample dilution factor and maximum daily dose, making results comparable to PDE requirements. T
Pharma Elemental Analysis Overview
Pharma Elemental Analysis Overview Apr 28, 2026 473 Send us Fan MailThis week Mike & Ashley review the standardized methods for elemental impurity analysis in pharmaceuticals: ICH Q3D, USP <232>, and USP <233>. ICH Q3D provides guidelines for testing up to 24 elements and emphasizes risk assessment but not detailed testing calculations; USP <232> sets elemental impurity limits; and USP <233> addresses sample preparation
Tech Support Questions 2
Tech Support Questions 2 Apr 21, 2026 742 Send us Fan MailThe Inorganic Ventures team members answer more listener questions relevant to trace analysis. They address low mercury recovery at 2 ppb, noting mercury instability in nitric acid, adsorption to plastic, options such as preparing in HCl or stabilizing with ~1 ppm gold. They explain detection limit calculations using calibration data and blank replicates & distinguish instrumen

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