WE FORMULATED CHINA NATIONAL STANDARD FOR SILICA GEL
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DESCRIPTION
Silica gel indicator _ Blue Silica Gel
Detail

Properties

Blue silica gel is divided into blue gel indicator, color'changed silicagel and blue gel, and the appearance is blue or light blue glassy particle. According to the shape of particles, it can be divided into lumpy type and spherical type, and it also can change into red from the blue color after the absorption of moisture.


Application

1. It is mainly used for antirust and moisture absorption of instruments and equipment and so on, at the same time, it can indicate relative humidity environment through the direct indicator of which blue color turn into red color after the absorption of moisture. 2. With combination of the ordinary silica gel desiccant, it is usedto indicate the moisture absorption of desiccant and to determine the extent and relative humidity of the environment. AS the silicagel desiccant of packaging, it is widely used in precise instruments, leather, shoes, clothing, food, medicines and household appliances.



Technical Specification:

Itemparameters
Blue Silica Gel
Blue Silica Gel with CobaltBlue Silica Gel without Cobalt
Adsorption Capacity(25℃)%RH=20%8.58.08.59.0
RH=35%14.013.014.015.0
RH=50%22.020.022.023.0
Qualified Ratio of Particle,% ≧95959595
Qualified Ratio of Spherical Particle,% ≧90909090
Loss on drying, % ≦2.02.02.02.0


Color Changing

RH=20%Blue or Light BlueBlueBlueblue or deep blue
RH=35%Purple of Purple RedLight BlueBlue PurpleBlue Purple
RH=50%Light Pink and PinkPurple RedPurple RedPurple Red



Size:0.5-1.5mm, 1-2mm, 1-3mm, 2-5mm, 3-5mm, 4-8mm etc..


Packaging: Bags of 25 kg or drums of 170 kg.


Note: Packaging and specifications can be customized as per requirement.



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