Min. Order Reference FOB Price
1000 Square Meters US$3.50-4.50 / Square Meter
Product Description
Product Description Paper is divided into acid paper and acid-free paper What is acid-free paper? An alkaline buffer is added to the pulp used to make photo paper to make the final pH value neutral or alkaline. The pH value of acidic paper is less than 7.0, which is acidic. If it is greater ...