Direct Analysis of Tapestry Dyes with Raman Spectroscopy

Tapestry is very important to the history of woven textiles. Egyptian cave paintings of weavers date them back to 3000 … Continue reading

Portable Raman

Raman vs SERS…What’s the Difference?

If you’ve ever had a conversation with a Raman spectroscopist about the feasibility of a low-concentration sensing application, chances are … Continue reading

Portable RamanHandheld Raman

Identification of Methanol Contamination in Commercial Hand Sanitizers with Handheld Raman

There has been an increased demand for commercial alcohol-based hand sanitizers since the outbreak of the coronavirus SARS-CoV-2 (COVID-19).  To … Continue reading

Handheld Raman

Substandard Quality of the Antimicrobials Sold in the Street Markets in Haiti

According to the World Health Organization (WHO) Global Surveillance and Monitoring System, an estimated 1 in 10 medical products circulating … Continue reading

Handheld Raman

Transmission Raman and Content Uniformity Testing

Content uniformity testing is a standard pharmaceutical test to ensure the active pharmaceutical ingredient (API) content in solid dosage forms … Continue reading

Portable Raman


View Spectroscopy Blog Archive