qNMR Exchange

Topic	Replies	Views	Activity
Spreadsheets for Quantitative 1H NMR (qHNMR) Calculations Guidance documents	0	649	January 19, 2024
Degree of Quantitation (Q) and Accuracy in qNMR General	3	859	March 29, 2024
Good Weighing Practice for qNMR Archive - qNMR Series Webinars weighing-practice , uncertainty	0	299	March 4, 2024
Shimming problem General	0	1133	March 29, 2024
Cost-effectiveness of Quantitative NMR Applications General	0	843	April 6, 2024
Use of qNMR to determine HPLC relative response factors for botanical reference standards used in pharmacopeial monographs Scientific publications	1	584	February 3, 2024
Commercially Available qNMR Calibrants General	0	146	January 27, 2024
Quantitative NMR Good Weighing Practices and Measurement Uncertainty Archive - qNMR Symposium/Summit featured	0	145	August 2, 2024
Exciting Announcement: qNMR Summit 8.0 Upcoming events	1	287	August 12, 2024
NMR-Based Quantum Mechanical Analysis Builds Trust and Orthogonality in Structural Analysis: The Case of a Bisdesmosidic Triglycoside as Withania somnifera Aerial Parts Marker Scientific publications	2	337	April 4, 2024
Application of USP General Chapter <1220> in the Development of a Procedure for Quantitative NMR Scientific publications featured	0	453	January 19, 2024
Monographs Using NMR and/or qNMR in USP Documentary Standards Guidance documents featured	0	422	January 27, 2024
USP’s Pre-Compendial Approach for Building qNMR Scientific Community Archive - qNMR Symposium/Summit featured	2	230	May 8, 2024
Welcome to QNMR Exchange! :wave: General featured	1	257	January 10, 2024
Collaborative Study to Validate Purity Determination by 1H Quantitative NMR Spectroscopy by Using Internal Calibration Methodology Method validation	0	353	January 20, 2024
Introduce yourself here General featured Hello and welcome to the qNMR Exchange Community. Whether you’re new to the topic or you’ve been a here a while, we’re really happy to have you here and helping us build knowledge and best practices within qNMR. To get…	1	248	January 10, 2024
Quantitative NMR in Pharmaceutical Industry Case studies	0	337	January 19, 2024
Discussion on How to Further Improve Quantitative NMR Methods for 13C and 29Si General	0	331	February 29, 2024
Equavilency between Mass Balance and qNMR metholologies General	0	285	May 12, 2024
8th International qNMR Summit Registration Now Open! Archive - qNMR Symposium/Summit	0	279	February 18, 2024
Pharmacopeial Forum (PF) Alert 50(2)! General	0	244	March 26, 2024
Applying quantum mechanics to deconvolute benchtop 1H NMR reaction data Scientific publications	0	230	March 13, 2024
NMRium - NMR spectra processing for everybody Guidance documents	0	230	April 15, 2024
美国药典通用章节将举办线上公开论坛 Upcoming events	0	218	March 22, 2024
Application of qNMR in drug development - industry perspective Archive - qNMR Symposium/Summit impurity , early-drug-developme , starting-material , intermediate , featured	0	216	January 18, 2024
An illustrative example of the need to qualitatively mix NMR samples ❗️ General	0	210	March 29, 2024
Quantitative Analysis in Continuous-Flow 1H Benchtop NMR Spectroscopy Scientific publications	0	202	February 22, 2024
Number of publications on quantitative NMR since 1970 Scientific publications	0	196	January 19, 2024
Recommended Benchmark Parameters such as 1H qNMR General	0	192	January 27, 2024
Rapid Communication - Benchtop NMR - 31P Scientific publications	0	184	February 2, 2024
Benchtop NMR Breaks New Ground Scientific publications	0	184	February 1, 2024
Do you recommend that USP develop certified reference materials for qNMR? General	0	180	February 10, 2024
Automated self-optimization, intensification, and scale-up of photocatalysis in flow Scientific publications	0	170	February 5, 2024
qNMR Applications in the Quality Control of Chinese Medicine Case studies	0	170	January 27, 2024
2024 USP ssNMR Open Forum Upcoming events featured	0	170	March 13, 2024
Application of the Analytical Procedure Lifecycle Concept to a Quantitative 1H NMR Method for Total Dammarane-Type Saponins Scientific publications featured	0	168	January 25, 2024
Interlaboratory Comparison of Benchtop NMR Spectrometers Archive - qNMR Symposium/Summit benchtop	0	163	June 5, 2024
Minimum Tube Requirement General	0	147	January 27, 2024
Multicomponent analysis of dietary supplements containing glucosamine and chondroitin: comparative low- and high-field NMR spectroscopic study Scientific publications	0	142	January 26, 2024
USP Methods to Assist in Detecting Falsified Remdesivir Case studies featured	0	142	February 4, 2024
The qNMR Summit 5.0: Proceedings and Status of qNMR Technology Archive - qNMR Symposium/Summit	0	134	January 20, 2024
Become USP Expert Volunteer General featured	0	125	September 30, 2024
Quantitation of Nuclear Magnetic Resonance Spectra at Earth’s Magnetic Field Scientific publications featured	0	119	April 10, 2024
qNMR Summit 2025 in Halifax, Canada Upcoming events	0	115	January 24, 2025
Primary Structure of Glycans by NMR Spectroscopy Scientific publications	0	114	January 30, 2025
Improving Accuracy of Benchtop qNMR for Samples with Protonated Solvents Archive - qNMR Symposium/Summit impurity , usp-education	0	113	May 21, 2024
Webinars - NMR Trainings Upcoming events	0	111	January 21, 2024
Connecting the Practice of Modern Qualitative and Quantitative NMR Analysis with Its Theoretical Foundation Scientific publications	0	107	March 9, 2025
NMR metabolomics symposium Upcoming events	0	107	January 27, 2025
qNMR platform Method & Perspectives Case studies	0	105	February 22, 2025

Spreadsheets for Quantitative 1H NMR (qHNMR) Calculations

Guidance documents

0

649

January 19, 2024

Degree of Quantitation (Q) and Accuracy in qNMR

General

3

859

March 29, 2024

Good Weighing Practice for qNMR

Archive - qNMR Series Webinars

weighing-practice , uncertainty

0

299

March 4, 2024

Shimming problem

General

0

1133

March 29, 2024

Cost-effectiveness of Quantitative NMR Applications

General

0

843

April 6, 2024

Use of qNMR to determine HPLC relative response factors for botanical reference standards used in pharmacopeial monographs

Scientific publications

1

584

February 3, 2024

Commercially Available qNMR Calibrants

General

0

146

January 27, 2024

Quantitative NMR Good Weighing Practices and Measurement Uncertainty

Archive - qNMR Symposium/Summit

featured

0

145

August 2, 2024

Exciting Announcement: qNMR Summit 8.0

Upcoming events

1

287

August 12, 2024

NMR-Based Quantum Mechanical Analysis Builds Trust and Orthogonality in Structural Analysis: The Case of a Bisdesmosidic Triglycoside as Withania somnifera Aerial Parts Marker

Scientific publications

2

337

April 4, 2024

Application of USP General Chapter <1220> in the Development of a Procedure for Quantitative NMR

Scientific publications

featured

0

453

January 19, 2024

Monographs Using NMR and/or qNMR in USP Documentary Standards

Guidance documents

featured

0

422

January 27, 2024

USP’s Pre-Compendial Approach for Building qNMR Scientific Community

Archive - qNMR Symposium/Summit

featured

2

230

May 8, 2024

Welcome to QNMR Exchange! :wave:

General

featured

1

257

January 10, 2024

Collaborative Study to Validate Purity Determination by 1H Quantitative NMR Spectroscopy by Using Internal Calibration Methodology

Method validation

0

353

January 20, 2024

Introduce yourself here

General

featured

Hello and welcome to the qNMR Exchange Community. Whether you’re new to the topic or you’ve been a here a while, we’re really happy to have you here and helping us build knowledge and best practices within qNMR. To get…