Dear Sir, As one of the largest chemical product Manufacturs in China,we are glad to get your name and address from Internet ,we have the semi refined paraffin wax,carbon blackN330,N660 and any grade zinc oxide and stead acide,and some rubber chemical product, if you are interested in our product ,please contact us without hestitance, we are happy to serve you. welcome to inquire. WAiting for your early kind reply. Best regards, Shine lee
