Description

pbtc *-phosphonobutane *1, 2, *-tricarboxylic acid *********1, antisludging agent pbtcpbtc *-phosphonobutane *1, 2, *-tricarboxylic acid *********1, antisludging agent pbtcpbtc *-phosphonobutane *1, 2, *-tricarboxylic acid *********1, antisludging agent pbtcpbtc *-phosphonobutane *1, 2, *-tricarboxylic acid *********1, antisludging agent pbtcvvpbtc *-phosphonobutane *1, 2, *-tricarboxylic acid *********1, antisludging agent pbtcpbtc *-phosphonobutane *1, 2, *-tricarboxylic acid *********1, antisludging agent pbtc