半岛bd体育手机客户端 说明

一般描述

SRM 912b_cert SRM 912b _SDS
This Standard Reference Material (SRM) is certified as a neat chemical of known purity. It is a primary standard intended for use during calibration procedures and method validations implemented by clinical laboratories. A unit of SRM 912b consists of 25 g of high-purity crystalline urea.

法律信息

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

半岛bd体育手机客户端 性质