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O/P-Toluene Sulfonamide (OPTSA)
Product Name O/P-Toluene Sulfonamide (OPTSA) Molecular Structure 
Other Name O/P-Toluene Sulphonamide; O/P-Toluenesulfonamide; O/PTSA; Ortho Para Toluene Sulfonamide; Toluenesulfonamide  
CAS No 1333-07-9；88-19-7；70-55-3  
Molecular Formula C7H9NO2S  
 
Check-Point Specification
Appearance White Crystalline Powder
Ortho / Para 40/60 o r 30/70 or 20/80  ±5%
Purity ≥99%
Melting Point ≥106℃
Water ≤0.3%
Colority ≤30APHA
Ash ≤0.05%
PH 6.8-7.2
Packing：25kg woven bag
Product Usage：
1、Used in the manufacture of dyes, plasticizer, synthetic resin, nail polish, fluorescence paints and coatings,.
2、Used in organic synthesis.
3、Used in organic glass phenolic resin & polyamide resin and plasticizer of printing ink & Hot Melt Adhesive.etc