P-Toluene Sulfonamide(PTSA) 70-55-3
1: Identification
Name: P-Toluene Sulfonamide
Short Name: PTSA
Molecular Formula: C7H9NO2S
Molecular Weight: 171.21
CAS NO.: 70-55-3
2：Properties
Melting point: 136-140℃
Boiling point: 221℃
Flash point: 202℃
3: Quality Standard
Appearance: White crystalline powder
Assay: ≥99.5%
Moisture: ≤0.1%
o-Toluene Sulfonamide: ≤0.2%
Color(APHA): ≤20
Ortho Isomer: ≤0.1%
Turbidity: ≤10
PH: 5.0-7.0
Chloride: ≤100mg/kg
Sulphate: ≤200mg/kg
Sulfated ash: ≤0.05%
Iron: ≤2.0mg/kg
Heavy Metal: ≤10mg/kg
Packing: 25kg plastic woven bag, or 25kg fiber drum.
Usage: Pharmaceuticals, plasticizers, dyestuff intermediates, fluorescent resins.