Product Specifications
Product Description
Test item Standard
Na2S2O4 ≥90.3%
Fe ≤20ppm
Zinc(Zn)≤1ppm
Other heavy metal
(calculated as Pb) ≤1ppm
Water Insolubles ≤0.05%
Shelf Life(month) 12
We, Walter Chemicals Co., Ltd., specialized in all series chemicals manufacturing and exporting, establishing in 2002. Our main products include Lithopone, Carbon Black, Pentaerythritol, Iron Oxide, etc, total more than 42 kinds of chemicals. They are widely applied on Paint, Rubber, Textile, Leather, Cleaning, Glass, Food and many other leading consumer industries. In additional to the Chinese native market, our products also enjoy a good reputation in America, European market, Southeast Asia, Mideast area and African countries.
We've adopted ISO9001: 2000 Quality Management System Certification, GMP Good Manufacturing Practice certification, ISO14001: 2004 environmental management system and OHSA/18001: 2001 Occupational Health and Safety Management System Certification.
We would like to establish a good business relationship with all the customers from home and abroad, hand in hand to create a beautiful tomorrow!
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