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Petra Gerhards

Expertise

Environmental AnalysisFood & BeverageGas ChromatographyGC-MS

Education

Dipl. Chemie Ing., Instrumentalized Analytical Chemistry, University Niederrhein

Petra Gerhards

Regional Marketing Manager EMEA, GC and GC-MS, TEA, Thermo Fisher Scientific

Petra Gerhards is the regional marketing manager for the EMEA region for Thermo Fisher Scientific, with expertise in the areas of gas chromatography and gas chromatography-mass spectrometry. She joined Thermo Fisher in 2016.

Accomplishments

Petra Gerhards is the regional marketing manager for the EMEA region for Thermo Fisher Scientific, with expertise in the areas of gas chromatography and gas chromatography-mass spectrometry. She has authored more than 30 blog posts on topics such as the following: environmental and food analysis of VOC, MOSH/MOAH, pesticide residue, toxic metals, and dioxins, to name a few. Petra joined Thermo Fisher in 2016.

AnalyteGuru

Abstract digital wave of interconnected nodes and particles flowing across a dark background.

From Raw Signals to Reliable Results: Post-Acquisition Data Workflows in ICP Analysis

April 28, 2026

Read more From Raw Signals to Reliable Results: Post-Acquisition Data Workflows in ICP Analysis
Aroma Profiling comparison

When Resolution Changes the Story: Single Quadrupole vs. HRAM GC-MS

April 9, 2026

Read more When Resolution Changes the Story: Single Quadrupole vs. HRAM GC-MS
Two scientists in lab coats reviewing analytical data on a computer beside lab instrumentation.

Internal Standards in ICP-OES: A Practical Guide to Better Accuracy and Precision

March 25, 2026

Read more Internal Standards in ICP-OES: A Practical Guide to Better Accuracy and Precision
Sealed vial with vapor above liquid, laboratory glassware blurred in background.

VOC Analysis in Drinking Water: Achieving ppt-Level Sensitivity with ITEX Dynamic Headspace GC-MS

March 10, 2026

Read more VOC Analysis in Drinking Water: Achieving ppt-Level Sensitivity with ITEX Dynamic Headspace GC-MS
Qtegra software graphic image

Mastering Qtegra Software: Practical Strategies to Improve Your Daily Lab Workflow

March 10, 2026

Read more Mastering Qtegra Software: Practical Strategies to Improve Your Daily Lab Workflow
Assorted bottles of cooking oils with olives and herbs on a wooden surface.

Ask the Experts: Practical Answers to Today’s Biggest MOSH/MOAH Analysis Questions

February 20, 2026

Read more Ask the Experts: Practical Answers to Today’s Biggest MOSH/MOAH Analysis Questions
mannequin wearing necklace

Cheap, Trendy – and Toxic? High Levels of Cadmium in Necklaces Have Been Reported Lately

February 17, 2026

Read more Cheap, Trendy – and Toxic? High Levels of Cadmium in Necklaces Have Been Reported Lately
Curl of butter on a butter knife resting on a dark surface.

Hexane in Food: When Processing Chemistry Meets Public Health

February 4, 2026

Read more Hexane in Food: When Processing Chemistry Meets Public Health
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When “Fairy Lights” Turn Toxic: The Hidden Hazard of Chlorinated Paraffins

November 25, 2025

Read more When “Fairy Lights” Turn Toxic: The Hidden Hazard of Chlorinated Paraffins
MOSH MOAH image

MOSH/MOAH Analysis: Technology, Regulation, and the Road Ahead

September 1, 2025

Read more MOSH/MOAH Analysis: Technology, Regulation, and the Road Ahead
wine bottle image

New European Wine Scandal on PFAS in Wine

June 27, 2025

Read more New European Wine Scandal on PFAS in Wine
Pesticides

Pesticide Residue Analysis in the 21st Century: Innovations in Sample Preparation and Detection Using the Thermo Scientific TSQ 9610 GC-MS/MS

June 2, 2025

Read more Pesticide Residue Analysis in the 21st Century: Innovations in Sample Preparation and Detection Using the Thermo Scientific TSQ 9610 GC-MS/MS
Ensuring Baby Food Safety: Tackling Toxic Metals with Advanced Technology

Ensuring Baby Food Safety: Tackling Toxic Metals with Advanced Technology

February 19, 2025

Read more Ensuring Baby Food Safety: Tackling Toxic Metals with Advanced Technology
Unveiling the Advanced Workflow for PAH Analysis in Smoke Flavored Foods

Unveiling the Advanced Workflow for PAH Analysis in Smoke Flavored Foods

February 17, 2025

Read more Unveiling the Advanced Workflow for PAH Analysis in Smoke Flavored Foods
Dioxin Analysis

What are Dioxins and PCBs, and What Type of GC-MS Should You Use to Analyze Them?

April 9, 2024

Read more What are Dioxins and PCBs, and What Type of GC-MS Should You Use to Analyze Them?
Detecting mercury in cod and tuna

Methylmercury in Edible Fish: How to Detect Critical Levels in Cod and Tuna?

March 7, 2024

Read more Methylmercury in Edible Fish: How to Detect Critical Levels in Cod and Tuna?
VOCs in drinking water

An Easy, Sensitive and Automated Method to Measure VOCs in Drinking Water with ITEX

September 19, 2023

Read more An Easy, Sensitive and Automated Method to Measure VOCs in Drinking Water with ITEX
MOSH/MOAH analysis with GC-MS

New Challenges in the Analysis of MOSH/MOAH

September 5, 2023

Read more New Challenges in the Analysis of MOSH/MOAH
Microplastics in Fleur de Sel salt

Microplastics in Your Salt? The Truth About Fleur de Sel

June 19, 2023

Read more Microplastics in Your Salt? The Truth About Fleur de Sel
Walnuts

Headspace GC-MS Analysis: Ideal for Rancidity in Nuts

April 24, 2023

Read more Headspace GC-MS Analysis: Ideal for Rancidity in Nuts

You Try to Eat Healthier, But How to Avoid a Bad Taste in Your Mouth?

January 4, 2023

Read more You Try to Eat Healthier, But How to Avoid a Bad Taste in Your Mouth?

MOSH/MOAH Discovery in German Butter May Spoil Your Taste for Holiday Treats

November 22, 2022

Read more MOSH/MOAH Discovery in German Butter May Spoil Your Taste for Holiday Treats

Do All Your Yogurts Taste the Same? If Not, You Need a GC Orbitrap

September 21, 2022

Read more Do All Your Yogurts Taste the Same? If Not, You Need a GC Orbitrap

A Fully Automated MOSH/MOAH Workflow for Reliable Results More Easily

July 25, 2022

Read more A Fully Automated MOSH/MOAH Workflow for Reliable Results More Easily
Chlorinated Paraffins

Perform Data Treatment for Chlorinated Paraffins in 10 Seconds?

April 5, 2022

Read more Perform Data Treatment for Chlorinated Paraffins in 10 Seconds?

Changed Drug Behavior Under COVID-19

September 4, 2021

Read more Changed Drug Behavior Under COVID-19

Toxic Gases in Food and the Threat of Ethylene Oxide

September 1, 2021

Read more Toxic Gases in Food and the Threat of Ethylene Oxide
Sample prep in food analysis

Sample Preparation in Food Analysis: Why is it Such a Headache?

June 18, 2021

Read more Sample Preparation in Food Analysis: Why is it Such a Headache?

Automating Sample Preparation for Food Analysis – the Holy Grail

May 17, 2021

Read more Automating Sample Preparation for Food Analysis – the Holy Grail

A Typical Day in a GC Lab and What Can Go Wrong?

January 2, 2021

Read more A Typical Day in a GC Lab and What Can Go Wrong?
Detection of Fentanyl, nor-Fentalyl

Fentanyl, Norfentanyl Detection Workflow Down to 0.1 Ng/Ml in Urine After Fentanyl Skin Patch Abuse

October 19, 2020

Read more Fentanyl, Norfentanyl Detection Workflow Down to 0.1 Ng/Ml in Urine After Fentanyl Skin Patch Abuse

A Fully Automated Method for MCPD- and GE-esters and the Importance of Glass Quality of the Used Autosampler Vials

June 24, 2020

Read more A Fully Automated Method for MCPD- and GE-esters and the Importance of Glass Quality of the Used Autosampler Vials

Sample Handling Made Easy!

January 8, 2020

Read more Sample Handling Made Easy!

Are You Detecting the Last Femtograms in Your Sample?

April 17, 2019

Read more Are You Detecting the Last Femtograms in Your Sample?

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