人人妻人人澡人人爽欧美精品,无码一区二区三区在线,亚洲尤物内射超碰,性做爰片免费视频毛片中文

Product Introduction

Product name High purity Mercury
Classification Mercury and mercury products
Molecular formula Hg
Molecular weight 200.59
CAS No. 7439-97-6
Appearance The only liquid metal at room temperature, with a mirror-like luster
Content ≥99.9999%
Use Fluorescent lamp generation, electrical instruments, thermometers or other special industries
Package There are mainly 250 grams, 500 grams, 1000 grams of three, the container is the corresponding volume of glass or porcelain bottles, or according to user requirements


ONLINE INQUIRY

*
*
*
Home

Home

News

News

About us

About us

Product

Product

Contact us

Contact us