Cellulose Acetate Phthalate
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[ Product introduction ]
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Mainly used in medical capsule, tablet capsule. It is early drug auxiliary, the substitute for amylum etc.. It is main material for producing enteric coated tablet and enteric coated tablet. Its fiber structure helps to absorb drugs' effective components.
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[ Structural formula ]
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[ C A S ]
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9004-38-0 |
[ Chemical name ]
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Cellulose actetate-phthalate |
[ Molecular formula ]
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[C12H18O10 ]n |
[ Molecular weight ]
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394.33 |
[ Property ]
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White or grey white formless fibrous, odorless, soluble in aqueous solution with above PH value above 6, also soluble in organic solvents including pyridine,dioxane, acetone and butanone etc..
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[ Packing specification ]
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10KG / pail , 25KG /pail |
[ Storage ]
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Sealed and stored at room temperature.
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[ Executive standard ]
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BP/USP/CP
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[ Main index ]
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Appearance:White or grey white powder or fibrous
Loss on drying: ≤5%
Free acid:≤3%
Residue on ignition:≤0.2%
Acetyl content:21.5-26%
Formacyl content:30--36.0%
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