We are offering chitin. cas no.: 1398-61-4 einecs: 215-744-3 mf: c28h49n3o16 mw: 683.6992 density: 1.48gcm3 boiling point: 1114.5°c at 760 mmhg flashing point: 627.8°c appearance: white or slight yellow flaky matter usage: used in cosmetic flavors packing: 25kgs drum.
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wuhan, hubei