Viscosity index improver is manufactured upon the world high-class innovative technology. Which take leading the worldwide market with the most competitive edge of low pour point vii – low ssi – high profit. Therefore it has been becoming the perfect replacement of old traditional raw materials (paratone 8900 and keltan 1200a, j0010, lubrizol Any inquiry or technical enquiries, please feel free to contact our customer service : Ms carol (+84 909105353) or email: carol(dot)zhang(at)bptchemicals(dot)com Tel/fax : +84 54357980 Or visit our website : bptchemicals dot com Thanks so much ! 25kgs/bag