35-40 molybdenum concentrate 4260-4290, 4290-4320 ntawm 40-45, 4320-4350 ntawm 45-50, 4350-4380 ntawm 50-55, thiab 4380-4410 saum 55; Cov tshuaj molybdenum oxide 4360-4390, metallurgical molybdenum oxide 4400-4430 thiab soluble molybdenum oxide heev 4430-4460.
