• 12 different sized markers between 10 - 245 kDa • The proteins are coupled with a green chromophore at 25kDa and red at 75kDa • For SDS-PAGE gels • Delivered in a ready-to-use load buffer • Shelf life: 3 months at 2 - 8 ° C and 24 months at - 20 ° C • Total volume: 500 µl • Use 3 to 5 µl for mini-gels or 1.5 to 2.5 µl for western transfers; And more for gels greater than 1.5 mm