Vitrine de CUSSERDOWLAS Shenzhen Chunwang Industrial Co.,Ltd

Dimanche 04 mars 2012

Quantité : negotiable - Prix : negotiable

Weight: 2g/bag Dimensions: 35 x 48mm Packing material: aihua paper Introduction: Silica gel is a high-activity absorbent which is the result through chemical reaction between sodium silicate and sulfuric acid and then aging and sour bathing Silica gel is an amorphous substance Its...