FTIR accessory selection guide
| Sample | Analytical form and analytical condition | Accessory | ||
|---|---|---|---|---|
| Solids | Rubbers | Total reflectance method | ATR-8000A, etc. | |
| MIRacle | ||||
| Dura sampler | ||||
| Liquid film method | Demountable cell | |||
| Powders | Total reflectance method | ATR-8000A, etc. | ||
| KBr pellet method | KBr die + hydraulic press + vacuum pump | |||
| Nujol method | Demountable cell | |||
| Diffuse reflectance method | DRS-8000A（mix with KBr powder） | |||
| Paper, cloth, yarns | Total reflectance method | ATR-8000A, etc | ||
| MIRacle | ||||
| Dura sampler | ||||
| Transmission method | Film holder（Use a grid polarizer for study of molecular orientation） | |||
| Film, plastics | Total reflectance method | ATR-8000A, etc | ||
| MIRacle | ||||
| Dura sampler | ||||
| Transmission method | Film holder（Use a grid polarizer for study of molecular orientation） | |||
| Film method | Demountable cell（Evaporate the solvent to obtain the film） | |||
| Grind | SiC sampler | |||
| Coating films on metals | Thicker than 1µm | Total reflectance method | ATR-8000A（Measurement to a depth of 1/5 of the wavelength with a KRS-5 prism and to 1/10 with a Ge prism） | |
| Specular reflectance method | SRM-8000A | |||
| Thinner than 1µm | Reflection absorption spectrometry | RAS-8000A（Use of a grid polarizer enhances sensitivity about two times） | ||
| Mix with KBr powder | KBr pellet method | KBr die + hydraulic press + vacuum pump | ||
| Diffuse reflectance method | DRS-8000A | |||
| Coating films on resins | Total reflectance method | ATR-8000A（Measurement to a depth of 1/5 of the wavelength with a KRS-5 prism and to 1/10 with a Ge prism） | ||
| Specular reflectance method | SRM-8000A（Convert a reflection spectrum into an absorption spectrum by the Kramers-Kronig method） | |||
| Semiconductors | Direct measurement | Film holder | ||
| Liquids | Oil content measurement | Measures mineral oils only | Quartz cell | |
| Also measures animal/plant oils | CaF2 cell | |||
| Nonvolatile organic solvents | Liquid film method | Demountable cell | ||
| Volatile organic solvents | Solution method | Fixed thickness cell, sealed liquid cell | ||
| Rapid measurement | Liquid film method | Demountable cell | ||
| Aqueous solutions | Above 10% in concentration | Liquid film method | Demountable cell with KRS-5 | |
| Below 10% in concentration | ATR method | Horizontal type or cylinder internal reflection type ATR attachment | ||
| Extract solutions | Difference spectrometry | Solution method | Fixed thickness cell | |
| Evaporate solvent | Diffuse reflectance method | DRS-8000A（The sample solution is supplied dropwise on KBr powder and measured after evaporating the solvent） | ||
| Gases | % level | 5cm/10cm gas cell | ||
| ppm level | Long-path gas cell（Detection limit is 0.1～1ppm with 10m optical path） | |||
| Micro/trace samples | Liquids（µL level） | Micro cell | ||
| Solids（µ level） | AIM-8800（Applicable to transmission, reflection, and ATR methods | |||
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