The document lists specifications and prices for various sizes of BFK-MPD biofilter tanks. It includes capacities ranging from 2 cubic meters per day up to 80 cubic meters per day, in increments of 3-5 cubic meters. The larger tanks range in price from 80 million rupiah to 325 million rupiah, while the smaller tanks range from 8 million rupiah to 48 million rupiah. Each listing provides the tank volume in cubic meters per day, maximum supported population, diameter, and plate height.