k8凯发天生赢家

Cr

  


铬粉1.jpg  


铬2.jpg


铬3.jpg



Introduction

Purity:   99.9%-99.95%
Shape:granule,Block
Appearance:silver white,metallic luster
Melting   Point:1857℃
Density:   7.19g/cm?



Scan and pay attention to the public number

网站地图