Customization: | Available |
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CAS No.: | 7631-86-9 |
Formula: | Sio2. N (H2O) |
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Blue silica gel cobalt free is color-changing silica gel and blue silica gel, not content Cobalt. it has the appearance of the blue or light blue glass-like particles, according to the shape of particles It can be divided into spherical ones and granular ones. Meanwhile, It has a property of turning rose red from blue after absorption.
Beads 1-2mm,1-3mm,2-4mm,2-5mm,3-5mm,4-6mm or customized.
1. Mainly used for moisture absorption and rust proofing when instruments and equipment are placed in obturation conditions, at the same time, according to their own color turning red from blue after the moisture absorption it can indicates ambient humidity directly.
2. It being used with ordinary silica gel desiccant, we can get the desiccant moisture level and judge the relative ambient humidity.
3. Desiccant silica gel used for packaging, it is widely used in precise instruments, leather, shoes, clothing, food, medicine and household appliances, etc.
ITEM | Standard | |
Adsorption capacity % |
RH=20% | 8.0min |
RH=35% | 13.0min | |
RH=50% | 20.0min | |
RH=90% | ---- | |
Rattler loss% | 10.0max | |
Qualified size ratio % | 96min | |
Loss on heating % | 2.0max | |
color | RH=20% | Blue or light blue |
RH=35% | purple or purplish red | |
RH=90% | rose red |
25KG per compound bag, drums or customized.
QINGDAO GAINER NEW MATERIAL CO.,LTD has since established a professional service team. Our company mainly operates oil field chemicals, silicate products, deicing chemicals, etc. Years of operation have given us a comprehensive understanding of our products and the market. Provide high-quality and low-priced products and excellent services tailored to the needs of different overseas consumers. Contribute to the development of economic globalization.