kwezulu maximum — 55.3 mm lalotshwa march. kwezulu minimum — 5.4 mm lalotshwa august." to the eyes. most contain sodium trideceth sulfate. alternatively, baby shampoo may be formulated using other classes of surfactants, most notably non--ionics which are much milder than any charged anionics used. ideally, in baby shampoos the conventionally used anionic surfactant i.e. sodium laureth sulfate is used at 10 to 15% levels and the major surfactant component is formed by disodium cocoamphodiacetate by using it at 20 to 25% levels. other ingredients in a baby shampoo may include cocoamidopropyl betaine. glycerine, peg 150 distearates, preservatives, humectants & conditioning agents. most of the leading baby shampoos are formulated without addition of colors. as observed, they are light amber in appearance which is the natural color of the formulation. in case, where absolute color free shampoo is desired, another equivalent surfactant disodium lauroamphoacetate is used. this product comes in very light yellowish clear liquid.