和少妇做爰猛烈叫床很黄口述_日韩一区二区三区中文字幕_av影音资源_拍戏真做啊太深高h_护士被院长办公室狂玩动态图_小莹伟忠害羞刺激的交换_国产aⅴ精品一区二区三区久久_日本免费一区二区视频_91激情小说_久久黄色三级电影

Welcome to Shandong Huiyuan Zinc Factory

    Chinese  |   English   

Shandong Huiyuan Zinc Factory


Zinc oxide used by manganese zinc nickel and zinc software


1. Usage:
It is mainly used to produce deflection magnetometer, chip, etc in electronics industry. |
2. Product executive standard: HG/T2384-1997

 

Item

Index

Product model

一等品

Qualified product

Zinc oxide (Counted in ZnO) %≥

99.75

99.65

Water solubles %≤

0.1

0.1

HCl insoluble %≤

0.005

0.008

Metal zinc (Counted in Zn) %≤

No

0.001

Ingition decerement%≤

0.2

0.2

Chloride(以Cl計)%≤

0.005

-

Plumbum(Pb)Content%≤

0.03

0.04

Manganese (Mn)Content%≤

0.0001

0.0002

Copper (Cu)Content%≤

0.0002

0.0004

Cadmium (Cd)Content%≤

0.005

0.03

Nickel (Ni)Content%≤

0.1

-

105℃ volatile matter %≤

0.2

0.4

Apparent density

Precision g/ml
Bulk density g/ml

0.8-1.0

0.8-1.0

0.4-0.5

0.4-0.5

Residue on sieve(45um test sieve )%≤

0.05

0.15





  Previous product: Zinc oxide used specially in chemical industry
  Next product: Zinc oxide used in cosmetics