P-Toluene Sulfonic Acid

Molecular Formula:	C7H8O3S.H2O
Molecular Weight:	190.2
Brand of Products:	Baofull
CAS NO.:	104-150-4, 6192-52-5
UN NO.:	2585
HS Code:	2904100000
Appearance:	White crystal
Usage:	Used as catalyst or pharmaceutical.
Packing:	25kgs net in PP woven bag or as required by customers.
Item		Technical grade	Pharma grade	Refine grade	Regent grade
Assay(sulfornic acid) %		93.0	95.0	97.0	99.0
Free Acid(as H2SO4) %		3.0	2.0	0.7	0.3
Moisture %		4.0	3.5	2.3	1.9
Fe++ ppm		50	30	20	10
Ignition Residue %		/	0.2	0.2	0.02
Melting Point		/	/	100	103
Alcohol Solution Test		/	Qualified	Qualified	Qualified
Water Solution Test		/	Qualified	Qualified	Qualified

 

Note: Special requirements should be decided through negotiation between the seller and the buyer.