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Sodium Polystyrene Sulfonate
Product Details
Category
Coagulant; dispersant
Grade
Pharmceutical Excipients
UNII
1699G8679Z
CAS Number
25704-18-1
Synonyms
Poly(sodium-p-styrenesulfonate); PSS
Administration route
Eye; Oral
Dosage Form
Suspension (including sustained-release formulations), sustained-release capsules and sustained-release tablets
Stability and Storage Conditions
Store in a well-sealed container.
Commonly used amount and the maximum amount
Maximum oral dosage: 300mg; Dental external use and oral use: 20mg/g.
Source and Preparation
This product is a copolymer of ethyl acrylate and methyl methacrylate and trimethyl ammonium methacrylate chloride. This product is divided into type A and type B by copolymer composition. When the drying product of the two types of copolymer is quantified, the copolymer composition is respectively trimethyl ammonium chloride (C9H18ClNO 2:207.70) 8.85 - 11.96% and 4.48 - 6.77%.
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