06:58

PTR-MS Technology Introduction: Proton Transfer Reaction Mass Spectrometer (PTRMS)

05:38

Stress Corrosion Cracking - Determination, Identification, and Analysis of Stress Corrosion Cracking

05:05

Respirable Crystalline Silica - When are Low Detection Limits Needed?

09:25

Damage Claims from Nuisance Dust - for Environmental Attorneys

01:18

Total Crystalline Silica Analysis

01:02

Crystalline Silica Analysis with XRD

01:14

Steel Inclusion Analysis

45:49

ParticleID: For Foreign Particulate and Root Cause Investigations - A Case Study

01:12

COVID 19 Breath Analyzer Test

01:09

COVID 19 Breath Test

00:45

Intelligent Scanning Electron Microscope Analysis

02:59

In-Vitro Study on the Biopersistence of Respirable Mineral Wool Fiber with Existing/Ref Test Methods

00:56

Unknown Substance Idenfication

01:25

Geotechnical Lab Analysis

01:15

Air Sample Analysis - Respirable Crystalline Silica

00:54

Bentonite Analysis

00:52

RJ Lee Group - A Corporate Introduction

56:45

WEBINAR: Recent Advances in Automated SEM CCSEM and its Application to Study Steel Inclusion Content

01:17

ParticleID - The Particulate Identification Database Solution

00:52

Industrial Forensics Analytical Laboratory

01:58

Post Disaster Environmental Response

00:59

Raw Material Testing for the Industrial Minerals Industry

01:05

Automating the SEM

01:15

Lab Needs of Steel Plants

00:51

PCR COVID-19 Testing in Monroeville, PA

01:31

Coal Fired Power Plant - Laboratory Services

01:09

Geotechnical Laboratory

01:47

Asbestos in Wollastonite - How Accurate are Asbestos Tests on Materials that Contain Wollastonite?

01:09

Bioactive Materials Characterization

00:51

Rental Property Lead Certification Law - Philadelphia's New Lead Law for Landlords

05:25

IntelliSEM is the Top Automated Particle Analysis System Available

01:03

Foreign Particulate Matter Contamination

01:10

EHS Lab Analytical

01:09

Scanning Electron Microscope Automation

01:28

Lab for Materials Testing

00:43

Fastest Automated Particle Analysis System for SEM

01:34

Mercyhealth and RJ Lee Group study real-time COVID-19 Breath Test

06:46

Shell partners with RJ Lee Group to Test Employees for COVID-19 at the Worksite

25:30

PFAS: A New, Emerging Contaminate for Indoor Air Quality

17:17

Terpenes Detection and Sampling in Air

34:44

Webinar: Your Worksite (or Campus) & COVID19: An Innovative, Near Real-Time Testing Solution

01:28

RJ Lee Group Mobile Laboratory

43:36

Webinar: Aggregate Reactions Affecting Concrete Durability

46:18

Webinar- Validating Mineral Product Safety: Science Can Change GHS and HazCom Classifications

00:30

Happy Holidays from RJ Lee Group

04:57

AEDC - Air Force SBIR/STTR and RJ Lee Group Story

04:19

Columbia Basin Analytical Laboratories - West Coast Division of RJ Lee Group

03:55

RJ Lee Group and Columbia Basin College STEM Partnership

04:07

Mobile Environmental Monitoring Technology by RJ Lee Group

02:16

RJ Lee Group Industrial Hygiene Services

24:37

Prevent Lengthy Foreign Particulate Matter Investigations and Reduce Lost Product

46:07

From Detection to Investigation: Know Your Product’s Connection with FPM

22:12

Vermiculite Webinar Part 3 - Asbestos Detection in Vermiculite Spray-on Fireproofing Item No. 198.8

24:20

Vermiculite Webinar Part 1 - Amphibole Asbestos in Vermiculite

24:12

Vermiculite Webinar Part 2 - Asbestos Detection in SOF-V LAB.055.1 Method Overview

30:58

GSR Webinar Part 2 Analysis and Testimony Considerations

25:25

Gunshot Residue Analysis for Law Enforcement - Sample Collection & Submission

06:26

Controversy And Resolution - RJ Lee Group Reflects on 9/11

05:07

Officer Harris - RJ Lee Group Reflects on 9/11

01:29

Remembering 9/11 - Dr. Lee Reflections