HMDSO
Directly From Factory
• $4.38/kg
Hexamethyldisiloxane (HMDSO):
Cas No. 107-46-0
• $4.20/kg
Heptamethyltrisiloxane (HPTSO):
Cas No. 1873-88-7
FOB $4.24 per kg, MOQ is applied
Hexamethyldisiloxane (HMDSO):
Cas No. 107-46-0
Package:
150 kg per steel drum | 4 steel drums per pallet
16 or 17 tons per ISO tank container
More details are coming….

At Lyson, we take pride in offering top-tier Hexamethyl disiloxane (HMDSO)—a critical component in silicone fluid production using dimethylcyclosiloxane (DMC). Here’s why you should choose Lyson:
- Equivalent to Leading Brands: Our HMDSO matches the quality of renowned products like XIAMETER PMX200 0.65cst, KF96L 0.65cst, AK0.65cst, Sera Sense SF 0.65, and Element 14 PDMS 0.65. You get consistent performance without compromise.
- Quality Assurance: Partnering with one of China’s premier HMDSO manufacturers ensures purity levels exceeding 99.9%. Trust in our product’s reliability for your critical applications.
- Competitive Pricing: We believe quality shouldn’t break the bank. Enjoy our high-quality HMDSO at an unbeatable price—starting as low as $4.24 per kg .
- Global Accessibility: Customers in Europe can conveniently access our products from Lyson’s German warehouse. Fast delivery and local support make us your reliable partner.
- Regulatory Compliance: Our product is officially registered under UK REACH (Registration No. UK-01-8024631995-0-0009). Rest assured that our commitment to quality aligns with industry standards.
We also Supply:
Tetravinyl Tetramethyl Cyclotetrasiloxane (D4V), Cas No.: 2554-06-5
Tetramethyl Divinyl Disiloxane (DVTMDSO), Cas No.: 2627-95-4
Hexamethyldisilazane (HMDS), Cas No.: 999-97-3
(*new)Dimethyldichlorosilane,Cas No.: 75-78-5

Certificate of Analysis (Sample)
Batch No. LY20240315
March 2024
Certificate of Analysis (Sample)
Batch No. LY20230315
March 2024
Contents | Specification | Result |
---|---|---|
Appearance | Colorless, transparent liquid | qualified |
Hexamethyldisiloxane (%) | ≥99.5 | 99.94 |
Density(25℃, g/cm3) | 0.762 – 0.770 | 0.762 |
Refractive Index | 1.375 – 1.379 | 1.3785 |
Moisture (mg/kg) | ≤200 | 106.57 |
Si-OH(%) | ≤0.2 | 0.0061 |
Chloride(ppm) | ≤10 | 1.73 |
Chroma(Hazen) | ≤20 | 4 |
Dichloromethane(%) | 0 | 0 |
About Us
why Us?
At Lyson, we offer more than just export service. We offer value-added trade services that include:
- Free sourcing service until you are satisfied with the quality, quantity, cost, timing, and packaging of your order
- Up-to-date market insights and advice to help you make informed decisions and avoid price fluctuations
- Quality guarantee and testing before purchasing to ensure you get the best products for your needs
- Fast and accurate sourcing thanks to our 30 years of local supply chain network and experience
Contact Us
Call Us
Tel:+86 21 3363 2226
Lyson Chem-Materials Shanghai Company
sales@lysonchem-materials.com
Room 421, No. 62 – 421, Hongcao Road, Xuhui, Shanghai,
China 200233
Tel:+49 (0) 6102 8837308
GW United Chemicals GmbH
info@gwunitechem.com
Martin-Behaim-Str. 2 63263 Neu-Isenburg,
Germany
Tel:+81 3 3436 2520
GW Chemicals Nippon
info@gwchem.jp
東京都港区虎ノ門3丁目22番14号 エミタス虎ノ門ビル, “Isenburg” , “1201”
Japan
Tel:+49 (0) 6987 0070050
Glance Chemicals GmbH
info@glancechem.com
H831 Industriepark Höchst65926 Frankfurt am Main,
Germany
Lyson Chem Product List
PRODUCT | CAS No. |
---|---|
Dimethyl Silicone Fluid 0.65cst 1cs 1.5cst 2cst 3cst | 107-46-0, 107-51-7, 141-62-8, 141-63-9, 63148-62-9 |
Dimethyl Silicone Fluid 20cst 50cst 100cst 350cst 500cst 1000cst | 63148-62-9 |
Dimethyl Silicone Fluid 10000cst 12500cst 60000cst | 63148-62-9 |
Hydroxy Silicone Fluid | 70131-67-8 |
OH Polymer | 70131-67-8 |
Vinyl Silicone Fluid | 63148-62-9 |
Methyl Hydrogen Silicone Fluid | 63148-57-2 |
Hydrogen-terminated Silicone Fluid | 70900-21-9 |
Amino Silicone Fluid | 63148-62-0 |
Methyl Phenyl Silicone Fluid | 63148-52-7, 63148-58-3 |
Phenyl Vinyl Silicone Fluid | 225927-21-9 |
Phenyl Hydrogen Silicone Fluid | 17875-55-7 |
Methyl Fluoro Silicone Fluid | 63148-56-1 |
Diffusion Pump Silicone Fluid | 3982-82-9, 3390-61-2 |
Stearoyl Benzoyl Methane - SBM | 58446-52-9 |
Hexamethyldisiloxane | HMDSO | 107-46-0 |
heptamethyltrisiloxane | HPTSO | 1873-88-7 |
Frequently Asked Questions
A: Here are the three third parties, they offer testing services, and we send our sample to them before
- 17 to 20 days for Australia
- 32 to 35 days for North America East Coast
- 30 to 40 days for European Countries
A: Our standard containers come in two types: drums and Intermediate Bulk Containers (IBCs).
- A drum can hold 150 kg to 200 kg, depending on the specific item.
- A 20-foot container accommodates 80 drums.
- An IBC can carry 750 kg to 1000 kg, depending on the item.
- Similarly, a 20-foot container can fit 18 IBCs.
A: The shipping cost by sea depends on your location and season. Here are the costs up to March 2024:
- To Hamburg, Germany: $3600 per container, including departure port fees.
- To New Orleans, USA: $7500 per container, including departure port fees.
- To New York, USA: $6500 per container, including departure port fees.
- To Turkey: $6000 per container, including departure port fees .