Trimethyl Phosphate (TMP) CAS Number: 512056-1
CAS No. 512056-1
Molecular Formula C3H9O4P
Molecular Weight 140.07
Description Capacity: 20000T annual;
20+ years supplying history;
No claims;
Good and stable quality; Stable supplying;
SGS testing approved; EMTEK, SRICI tested; ISO:90012/ 2015 certified, AAA Credit certified;
Delivery Time: 15-20 days;
Audit acceptable;
Competitive price;
Bigbags Packing; On pallets; IBC packing;
| Testing Item | Tech Grade |
| Assay (%) | 99.0 Min. |
| Moisture (Wt%) | 0.2 Max. |
| Color (APHA) | 10 Max. |
| Water Solubility | Clear |
| Acid (mgKOH/g) | 0.2 Max. |
| Chlorine (wtPPM) | 0.2 Max. |
| Gravity (g/cm3) | 1.210-1.216 |
| Appearance | Clear Transparent Liquid |
HS Code: 29199000
CAS No.: 512-56-1
EINECS: 208-144-8
UN No.: 2810
Hazardous Grade: 6.1
● Packages:
200kgs or 230kgs plastic drum lined with PE, or IBCs

Handling
1. Avoid breathing vapors or mists.
2. Avoid contact with skin, eyes, and clothing.
3. Use only in well-ventilated areas.
4. Wear appropriate PPE: chemical-resistant gloves, safety goggles/face shield, and protective clothing.
5. Keep away from heat, sparks, and open flames.
6. Ground/bond containers during transfer to prevent static discharge.
7. Do not eat, drink, or smoke while handling.
8. Wash thoroughly after handling.
9. Prevent spills and avoid environmental release.
Storage
1. Store in a cool, dry, well-ventilated place.
2. Keep container tightly closed when not in use.
3. Protect from heat, ignition sources, and direct sunlight.
4. Store away from strong oxidizing agents, strong acids, and bases.
5. Keep in original containers or approved storage tanks.
6. Follow local regulations for storage of flammable liquids.
1. Chemical Intermediate
TMP is commonly used in organic synthesis as:
A methylating agent
A phosphorylating agent
Intermediate in pharmaceutical synthesis
Intermediate in agrochemical production
Raw material for specialty phosphate esters
It plays an important role in fine chemical manufacturing.
2. Solvent Applications
Due to its strong polarity and good compatibility, TMP is used as:
Solvent for resins and polymers
Solvent in pesticide formulations
Reaction medium in organic synthesis
Solvent in coatings and specialty chemicals
Advantages:
Low viscosity
Good thermal stability
Excellent miscibility with many organic compounds
3. Electronics Industry
TMP is used in:
Lithium battery electrolyte formulations (as additive or solvent component)
Electronic chemical processing
Semiconductor-related formulations
It helps improve thermal stability and safety performance in certain electrolyte systems.
4. Flame Retardant Component
Although not as widely used as other phosphate esters, TMP can act as:
A flame-retardant synergist
A phosphorus source in specialty resin systems
It contributes to char formation during combustion.
5. Industrial Applications
Catalyst carrier
Laboratory reagent
Specialty lubricant additive
OUR MARKET
Up till now we’ve developed and supplied to many countries and areas all over the world, with main markets in European countries (Germany, Italy, UK, Spain, Ukraine, Russia, Poland, etc.), USA, South America, Mid East, South-east Asia, Australia, etc. Also seeking more strategic partners and customers under mutual benefits and work through the whole purchasing chain.

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Vietnam
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India
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Belgium
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USA
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Czech Republic
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Mexico
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Colombia
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Singapore
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Ecuador
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Peru
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Russia
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Turkey
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Costa Rica
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Chile
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Indonesia
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Pakistan
Send Inquiry
We are committed to providing you with the best quality service and look forward to communicating with you to solve problems together and bring you a better experience.





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