又粗又硬又大又爽免费视频播放,爽爽影院免费观看视频,乱妇乱女熟妇熟女网站,欧美高清性xxxxhdvideosex,av在线免费观看

news

Is the desiccant flammable?

Definition of flammable substances: refers to the flash point (the flash point is also called the flash point, which is the lowest temperature at which the material or product forms a mixture with the outside air and is in contact with the flame and immediately burns.) Liquids equal to or less than 61 degrees, Liquid mixture or solid. ......

2021.03.20

What are the advantages of silica gel desiccant?

Silica gel is a highly active adsorption material. It is usually prepared by reacting sodium silicate and sulfuric acid and undergoing a series of post-treatment processes such as aging and acid foaming. Silica gel is an amorphous substance and its chemical formula is mSi02.Nh2O. Insoluble in…

2021.03.20

What is the difference between physical desiccant and chemical desiccant?

The principle of physical desiccant is to physically adsorb water molecules in its internal pore structure; the principle of chemical desiccant is to chemically absorb water molecules and change their chemical structure to become another substance. Example 1: Silica gel desiccant is a kind of physical desiccant, silica gel desiccant…

2021.03.20

Century Haiyang Environmental Material CO.,Ltd

SD：0532-55678107 / 18253217308（WeChat）

PD ：0532-55678103 / 18253217309 （WeChat）

TD：0532-5567 8106 / 182 5321 7306（WeChat）

ADD：Huadong Rd No.866, Qingdao High Tech zone

Email：sales@shijihaiyang.com

website：www.game-2.cn

Century Haiyang Environmental Material CO.,Ltd

SD0532-55678107
18253217308（WeChat）

PD 0532-55678103
18253217309 （WeChat）

TD0532-5567 8106
182 5321 7306（WeChat）

ADDHuadong Rd No.866, Qingdao High Tech zone

Emailsales@shijihaiyang.com

websitewww.game-2.cn

HOME

PRODUCTS

NEWS

ABOUT

CONTACT

company news

Industry Information

common problem

products information

Recommended Products

products information

Is the desiccant flammable?

2021.03.20

What are the advantages of silica gel desiccant?

2021.03.20

What is the difference between physical desiccant and chemical desiccant?

2021.03.20

Recommended information

How to reuse silica gel desiccant?

What should I do if I accidentally eat silica gel desiccant?

What is a unit of desiccant?

What are the common error methods of desiccant test?

Moisture and mildew conditions of goods and preventive measures

What kind of desiccant is used for furniture packaging? Which kind of desiccant is used for electronic products?

Century Haiyang Environmental Material CO.,Ltd

Century Haiyang Environmental Material CO.,Ltd

If you have any questions, please leave a message to Century Haiyang

PRODUCTS

NEWS

ABOUT