Description
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high quality dichloromethane , methylene chloride from china
| Name: | O-Phthalic anhydride |
| Cas No | 85-44-9 |
| Introduce: | Phthalic anhydride is the organic compound with the formula C6H4(CO)2O.
It is the anhydride of phthalic acid. This colourless solid is an important industrial chemical, especially for the large-scale production of plasticizers for plastics. |
| Solubility: | It is very soluble in hot water. |
| Compatibility: | Can be combined with alcohol |
| Usage: | O-Phthalic anhydride is widely used worldwide for an extremely broad range of applications spanning from the plastics industry to the synthesis of resins, agricultural fungicides and amines. Its production is currently based on the vapor phase oxidation of o-xylene and naphthalene. It is also manufacture of phthalates, benzoic acid. |
| Package: | In 25KG/BAG or cardboard bucket |
| Characteristic | Index |
| Appearance | White flaky or crystalline powder |
| Assay % | ≥99.5 |
| Crystallization point | ≥130.3℃ |
| Ash content % | ≤0.05 |
| Free acid % | ≤0.2 |
| Melt clarity(platinum-cobalt) | ≤20 |
Our company promises all users of the first-class products and the most satisfying post-sale service. We warmly welcome our regular and new customers to join us for high quality dichloromethane , methylene chloride from china, With the aim of ,compete with good quality and develop with creativity, and the service principle of ,take customers, demand as orientation ,, we will earnestly provide qualified products and good service for domestic and international customers.
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