... Broccoli seeds. 2>Sulforaphane assay: 0.2%,0.6%,1%,2%,10% (HPLC) 3>Brown ... [Plant Source]:Broccoli seeds[Chemical name]: 1-isothiocyanato-4-(methyl-sulfinyl) butane[Structural formula ... weight]: 177.29[Specification]:Sulforaphane assay: 0.2%,0.6%,1%,10%,50%,95%(HPLC)[Storage]: Store in ... -20 & dry place, Keep away from strong light and heat. Sulforaphane 0.6 ...