| A. Benzothioxanthene dicarboxylic anhydride CAS:14121-49-4 Content: 98% Minimum Order: 100Kg |
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B. 4-br0mo-1.8-naphthalic anhydride CAS:21563-29-1 |
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| C. 1.8-diamina-napthalene CAS:479-27-6 Content: 99.6% Minimum Order: 500Kg |
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D. Tetrachlorophthalic anhydride CAS:117-08-8 Content: 99.5% Minimum Order: 500Kg |
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| E. 1.4-dihydroxy-5.8-dichloroanthraquinone | |||
| F. 2,2'-Dithiodibenzoic Acid Content: 90% Minimum Order: 500Kg |
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