IR transmission wavelength (polystyrene film)
SIAL/NIST1921B
Product Type: Chemical
| application(s) | general analytical |
| grade | certified reference material |
| manufacturer/tradename | NIST® |
| packaging | pkg of 1 card |
| Quality Level | 100  |
| Application: | This Standard Reference Material (SRM) is intended primarily for use in calibrating the wavelength/wavenumber scale of spectrophotometers in the infrared (IR) spectral region from 3.2 µm to 18.5 µm (540 cm-1 to 3125 cm-1). |
| General description: | A unit of SRM 1921b consists of a matte finish polystyrene film approximately 38 µm thick, with a 25 mm diameter of exposed area, centered 38 mm from the bottom of a cardboard holder, which is 5 cm × 11 cm × 0.2 cm in size. The certification of SRM 1921b is valid, within the measurement uncertainty specified, provided the SRM is handled and stored in accordance with the instructions given in the accompanying certificate (see “Instructions for Storage, Handling, and Use”). SRM 1921B_cert  SRM 1921B_SDS |
| Legal Information: | NIST is a registered trademark of National Institute of Standards and Technology |
| Legal Information: | SRM is a registered trademark of National Institute of Standards and Technology |
| Other Notes: | Please download a current certificate at nist.gov/SRM for current analytes and certified values. |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| UNSPSC | 41116107 |