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Octamethylcyclotetrasiloxane D4 CAS 556-67-2
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TNJ Chemical produces super quality Octamethylcyclotetrasiloxane D5 CAS 556-67-2 - 99.5%MIN assay, GMP SGS certification, USP BP EP FCC standard, Competitive price, online purchase support. To buy Octamethylcyclotetrasiloxane D5 CAS 556-67-2, please contact [email protected]


It's a volatile polydimethylcyclosiloxane, mainly composed of octamethylcyclotetrasiloxane.Under the catalysis of acid and base, it is polymerized into silicone polymer, which is the basic raw material of silicone oil and silicone rubber.



Chroma/Platinum-cobalt scale/Hazen unit ≤10

Refractive index nD20   1.3960~1.3970

Content of Octamethyl cyclotetrasiloxane/% ≥99.0



It is the basic raw material of silicone products, such as silicone oil, emulsion, silicone rubber, silicone resin, etc.Also it can be directly used as rubber packing agent and cosmetic raw materials.

1. Information transmission industry: fiber prefabricated rod

2. Textile industry: textile auxiliaries, soft silicone oil



Steel drum, net weight 190kg/drum or International Bulk Container, net weight 950kg/IBC or ISO TANK. Store in a cool, dry, well-ventilated area and keep away from oxidant, acid and alkali. The storage area should be equipped with the corresponding species and quantity of fire equipment and leakage emergency equipment. Handling according to hazardous substances. Be careful when loading and unloading to avoid damages of the package.

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