Auxiliary Foaming Agent Methylene Chloride (DCM) CAS 75-09-2
Tianjin Gnee Biotech Co., Ltd. is one of the leading manufacturers and suppliers of auxiliary foaming agent methylene chloride (dcm) cas 75-09-2 in China. Welcome to buy cheap chemical products for sale here from our factory. For price consultation, contact us.
Products Description
Nature
- Methylene chloride (DCM) is colourless transparent volatile liquid. It has an irritating ether-like odour.
- Soluble in about 50 times water, soluble in phenol, aldehydes, ketones, glacial acetic acid, triethyl phosphate, ethyl acetoacetate, cyclohexylamine.
- Miscible with other chlorinated hydrocarbon solvents and ethanol, ether and N,N-dimethylformamide.
| Molecular Formula | CH2Cl2 |
| Molar Mass | 84.93 |
| Density | 1.325 |
| Melting Point | -97℃ |
| Boling Point | 39-40℃ |
| Water Solubility | 20 g/L (20℃) |
| Refractive Index | 1.4242 |
Uses
In addition to organic synthesis, Methylene chloride (DCM) is also widely used as cellulose acetate film, cellulose triacetate pumping, petroleum dewaxing, aerosols and antibiotics, vitamins, steroids and solvents in the production of compounds, as well as metal surface lacquer cleaning degreasing and film remover. In addition, Methylene chloride is used for grain fumigation and refrigeration of low-pressure freezers and air-conditioning units. It is used as an auxiliary blowing agent in the production of polyether urethane foam and as a blowing agent for extruded polysulfone foam.
Safety
Very little toxicity and quick recovery from poisoning, so DCM can be used as an anaesthetic. Irritating to skin and mucous membranes. Young adult rats oral LD501.6mL/kg. air maximum permissible concentration 500×10-6. Wear a gas mask when handling, immediately remove from the scene when poisoning is detected, symptomatic treatment.
Packed in sealed galvanised iron drums, 250kg per drum, can be transported by train, tanker or car. Methylene chloride should be stored in a cold, dark and dry place with good ventilation and moisture-proof.
Company Profile
Adhering to the business philosophy of "technology, industrialization and specialization", GNEE is committed to developing into the best supplier and the most trustworthy and respectable partner in the chemical industry through sincere cooperation. We will create excellence through standardized and efficient management and professional management team.
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FAQ
Q: What is your MOQ ?
A: Depending on the product you need, we will check the minimum packaging, please contact us for specific details .
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not instock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: 1.30%TT deposit and 70% copy of B/L. 2.lrrevocable 100% LC at sight
Q: Can you produce customized products?
A: Please provide the product specification you require, we will feedback to you after evaluation.
Q: What documents do you provide?
A: Usually, we provide commercial invoice, packing list, loading list, COA, certificate of origin.
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