Tetramethyl orthosilicate
681-84-5

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98-92-0
02/02/2021
24801-88-5
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Tetramethyl orthosilicate paramete


Classification:Chemical Auxiliary Agent
Other Names:Tetramethyl orthosilicate
EINECS No.:211-656-4
Place of Origin:Shandong, China
Usage:Coating Auxiliary Agents, Plastic Auxiliary Agents, Rubber Auxiliary Agents
Model Number:681-84-5
Assay:99.0 %min
Boiling point:121-122 °C
refractive index:n20/D 1.368
Storage:Flammables area
Specific Gravity:1.032
CAS No.:681-84-5
MF:C4H12O4Si
Purity:99
Type:Methacrylate Silanes
Brand Name:Lookchemical
CAS:681-84-5
Melting point:-4 °C
Density:1.023 g/mL
Fp:84 °F
Form:Liquid

Application


1.Used as insulating material, optical glass treating agent and coagulant in electronic industry

2.Synthetic silicone. Make heat resistant paint. Adhesives.

3.Methyl orthosilicate can be used in the production of heat-resistant and chemical-resistant coatings, organosilicate solvents and precision casting adhesives, etc. It is also a widely used organic synthesis intermediate

4.Synthesize other silane products, used in the production of heat-resistant coatings, chemical-resistant coatings, silicone solvents and precision casting adhesives, etc., in silicone adhesives and sealants as cross-linking components.

Specifications


Item
Specifications
Appearance
Colorless transparant liquid
Assay
≥99%
Specific Gravity
0.7600-0.7700g/cm3
Refractive Index(n25D)
1.3746-1.3750

Warning

H226 (91.71%): Flammable liquid and vapor [Warning Flammable liquids]

H302 (12.68%): Harmful if swallowed [Warning Acute toxicity, oral]

H314 (10.73%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]

H315 (76.59%): Causes skin irritation [Warning Skin corrosion/irritation]

H318 (88.78%): Causes serious eye damage [Danger Serious eye damage/eye irritation]

H330 (98.54%): Fatal if inhaled [Danger Acute toxicity, inhalation]

H335 (41.95%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

H370 (11.22%): Causes damage to organs [Danger Specific target organ toxicity, single exposure]

H372 (36.1%): Causes damage to organs through prolonged or repeated exposure [Danger Specific target organ toxicity, repeated exposure]

Storage

The storeroom is ventilated and dry at low temperature, and stored separately from oxidants and food additives

Product service


1. Certificate Of Analysis (COA)

2. Material Safety Data Sheet (MSDS)

3. Route of synthesis (ROS)

4. Method of Aanlysis (MOA)

5. Nuclear Magnetic Resonance (NMR)

6. Packing pictures and loading video before loading

7. Free Sample

8. Factory audit

Service


Pre-Sales Service


* Prompt reply and 24 hours online, professional team to provide best price and high quality product.

* Every batch of products will be tested to ensureits quality.

* Sample testing support.

*The packing also can be according the customers` requirment.

*Any inquiries will be replied within 24 hours.

*we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.

After-Sales Service


* Any questions about the product can be consulted at any time.

*The fact of logistics information monitoring.

*Product has any problem can return.

Superiority:


* The series of natural extracted product are all self-developed, produced and tested. Mature production technology, strict cost control, and perfect quality assurance system, ensure the product stability and competitive price.
* We have clients throughout the world.
* Professional service and rich experience make customers feel at ease, adequate stock and fast delivery meet your desire.
* Market feedback and goods feedback are appreciated, meeting customers's requirement is our responsibility.
* High quality, competitive price, fast delivery, first-class service gain the trust and praise from the customers.

Shipping



Secure and discreet shipment. You have various choices of transportation methods.

1. ≤50kg, Express delivery recommended, usually called as DDU service;

2. ≤500kg, Air shipping recommended, usually called as FOB, CFR, or CIF service;

3. >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;

4. For high value products, please select air shipping and express delivery for safe.

FAQ

Q1: Do you accept sample order?
A:  We will make samples before mass production, and after sample approved, we'll begin mass production. Doing 100% inspection during production, then do random inspection before packing.
Q2:  What information should I let you know if I want to get a quotation
A :  Quality you require, eg. Assay, Purity, or single impurity -Quantity you need -Standard you want, such as USP, EP, JP etc.
Q3: What’s your MOQ?
A :  Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
Q4: Do you supply product report?
A : Yes. We'll give you product analysis report before shipping.
 Q5: What is our advantage?
A : The series of natural extracted product are all self-developed, produced and tested. Mature production technology, strict cost control, and perfect quality assurance system, ensure the product stability and competitive price.
Q6: When will you deliver the goods
A :  For sample(less than 1kg), in about 3 working days after payment; for larger orders (more than 1kg), in about 7 working days after payment.
Q7: How to confirm the Product Quality before placing orders?
A :  You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.

Tetramethyl orthosilicate picture

Packaging and shipping



Honor Certificate

Professional team