1. Usage: Be used as reducing agent, dye mordant, decolourant and electric plating.
用途:用作还原剂、媒染剂、脱色剂、香料稳定剂、及电镀。

来自互联网

2. Usage: Be used as reducing agent, dye mordant, decolourant and electric plating.
用途:用作还原剂、媒染剂、脱色剂、香料稳定剂、及电镀。

来自互联网