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Results20250423235425107656881-3 docx Taiwan

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Result No.: 20250423235425107656881-3 Owner: publicuser Comments: 1
FTIR Analysis Report

FTIR Spectrum Analysis Report

Material direction: -

Sample & Measurement Parameters

Report No. 20250423235425107656881-3
Date 2025-04-28 01:43:19
Spectral Range (cm⁻¹) The default is the full wavelength range in this mode
Baseline AsLS baseline correction

Identification Result

FTIR In-Depth Interpretation was not selected for this task, so this section shows the library-search result only and no deep AI interpretation was run.

Detailed interpretation

  • Top library match: Polypropylene+poly(ethylene:propylene) #25432
  1. Nearest library match: Polypropylene+poly(ethylene:propylene).
  2. The library ranking keeps this candidate at the top by spectral similarity.

Library Comparison

Library spectrum will appear here.

Library Search Results — Top 15 Candidates

Rank Match % Compound SMILES Spectrum No. Action
Loading library candidates...

Peak Analysis

★ = Literature-supported assignment
# Wavenumber (cm⁻¹) Absorbance Assignment Citation Assignment status
1 · 2912 1.00 - - -
2 · 2958 0.73 - - -
3 · 2843 0.54 - - -
4 · 2879 0.46 - - -
5 · 1455 0.37 - - -
6 · 1375 0.32 - - -
7 · 1164 0.11 - - -
8 · 970 0.11 - - -

Appendix — Raw Spectrum

Raw sample spectrum
Generated by FTIR.fun — Report #20250423235425107656881-3 2025-04-28 01:43:19
Discussion

Comments and follow-up evidence

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The user from Taiwan (IP: 2407::) uploaded a DOCX file containing three IR spectra. Swipe up to view the qualitative analysis of the third spectrum. The user also expressed intent to calculate sample thickness using interference peaks. Based on the spectra, the analysis was performed at wave numbers 3150 and 3290, yielding an interference peak difference (V₁ - V₂) of 140 cm-1 and ΔN = 1. By inputting the film's refractive index(n), the sample thickness (d) was determined.Here is the original spectrum of the sample extracted from the DOCX3.png

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