Customization: | Available |
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CAS No.: | 100-42-5 |
Formula: | C8h8 |
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Application 1: For organic synthesis and resin synthesis.
Application 2: Mainly used as raw materials of polystyrene, synthetic rubber, engineering plastics, ion exchange resin, etc.
Application 3: It is used to prepare brightener for copper plating, leveling and brightening.
Application 4: The most important uses are the synthetic rubber and plastic monomers for the production of styrene butadiene rubber, polystyrene and foam polystyrene. It can also be used to copolymerize with other monomers to produce engineering plastics with various uses. For example, ABS resin is prepared by copolymerization with a crylonitrile and butadiene, which is widely used in various household appliances and industry; San prepared by copolymerization with a crylonitrile is impact resistant and bright color resin; SBS copolymerized with butadiene is a kind of thermoplastic rubber, which is widely used as modifier of PVC and PP. In addition, a small amount of styrene is also used as intermediate of perfume. Cinnamyl chloride was obtained by chloromethylation of styrene, which was used as intermediate of non narcotic analgesic qiangtongding. Styrene was also used as technical drug of antitussive and expectorant k etamine and anticholinergic drug Weichangning.
Application 5: Electron microscope analysis, organic synthesis.Used for ICP-AES, AAS, AFS, ICP-MS, ion chromatography, etc. Standard solution for titration analysis.
Item | Index | Test method | |||
Premium products | First class products | Qualified products | |||
Appearance | Clear and transparent, no mechanical impurities and free water | Visual inspection | |||
Purity,% | ≥ | 99.6 | 99.4 | 99.0 | GB/T12688.1-90 GB/T12688.2-90 |
Chroma((Platinum - Cobalt) | ≤ | 10 | 15 | 30 | GB 605-88 |
Total aldehyde (based on benzaldehyde),% | ≤ | 0.01 | 0.02 | 0.04 | GB/T12688.5-90 |
Polymer,mg/kg | ≤ | 10 | 10 | 50 | GB/T12688.3-90 |
Peroxide(based on h ydrogen peroxide),mg/kg | ≤ | 100 | 100 | 200 | GB/T12688.4-90 |
Polymerization inhibitor(TBC),mg/kg | ≤ | 10~30 | GB/T12688.7-90 | ||
Sulfur (in terms of sulfur),mg/kg | ≤ | 30 | 30 | 30 | GB/T12688.8-90 |
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