NIST1921B

IR transmission wavelength (polystyrene film)

• UNSPSC 코드: 41116107
• NACRES: NA.24

속성

• Grade: certified reference material
• Quality Level: 100
• 포장: pkg of 1 card
• 제조업체/상표: NIST^®
• 응용 분야: general analytical

설명

일반 설명

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

애플리케이션

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).

기타 정보

Please download a current certificate at nist.gov/SRM for current analytes and certified values.

법적 정보

NIST is a registered trademark of National Institute of Standards and Technology

SRM is a registered trademark of National Institute of Standards and Technology

안전성 정보

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable