tender for set of cartridge for on line water purifier dr.nrich hd ro+uv+mtds. one set of cartridgeconsist of following six items :-(i)hccb cartridge-01 no (ii)hd filter cartridge-01 no (iii)mineral nutritoncartridge-01 no (iv)membrane filter cartridge-01 no. (v)replaceable iron ir cartridge-01 no (vi) candle sleek-01 no. hsn code-8421.make/brand-eureka forbes.