100-59-1 | High Purity Standards Thorium at 100 µg/mL in 2% HNO3

Thallium (Tl) ICP Single-Component Standard at 100 µg/mL in 2% HNO3.

This standard is traceable to NIST SRM 3159.

ISO 9001:2015 certified, ISO/IEC 17025:2017 and ISO 17034:2016 accredited.

12 month expiration date.