Properties: Light yellow powder with light bitter taste. Specific density is 1.65--1.72. Hardly soluble in acetone, benzene, ethanol, and carbon tetrachloride. Insoluble in
water, gasoline. Decomposed in strong acid and alkali.
Application: Used for NR, IR, SBR, NBR, EPDM and latex. May be regarded as an intermediate between MBT and MBTS