10/18/04 Oilmandi - Malaysian cash palm oil prices lower in slow trading,but RBD palm olein still above key $400/MT psychological level. Oct RBDpalm olein offered at $420, down $2.5, while Jan olein offered unchangedat $402.50. Prices have held current levels several times this year andhave rebounded, but chances of another recovery not as strong this time,trader in Singapore says; "I'm beginning to doubt whether we can reboundagain because of the external situation. Soyoil is weak and the Dalianexchange in China is also down;" adds slow consumer demand also pressuringprices. (BEL)