RSP Systems A/S

page 2 of 5
How does Raman compare to NIR and IR?

Technique NIR Mid-IR Raman

Spectral range (cm-1) 13,300-3300 400-4000 50-4000 (mySpec: 400-3200)

Signal Stong Strong Weak

Sampling Easy Difficult Easy

In Situ No No Yes

Measuring through glass Yes No Yes

Fiber optic interfacing Yes No Yes

Quantitative Yes Difficult Yes

Information content Low High High

Solid/slurry samples Yes No Yes

Analysis of aqueous in organic yes Yes No

Analysis of organic in aqueous No No Yes

Relative capital cost of analyser Medium Medium Low

<< page 1 page 3 >>

document.write(subcaption[13]);