Audited Supplier
| Test Item | Unit | Tech. Grade | Pharma Grade | Refined Grade | Reagent Grade |
| Appearance | -- | White crystalline powder | White crystalline powder | White crystalline powder | White crystalline powder |
| Total Acid | % | 93.0Min. | 95.0Min. | 97.0Min. | 99.0Min. |
| Free Acid(H2SO4) | % | 3.0Max. | 2.0Max. | 0.7Max. | 0.1Max. |
| Moisture | % | 4.0Max. | 3.5Max. | 2.3Max. | 0.9Max. |
| Iron | ppm | 50Max. | 30Max. | 20Max. | 10Max. |
| Residue on Ignition | % | -- | 0.2Max. | 0.2Max. | 0.02Max. |
Product Name | p-Toluenesulfonic acid |
CAS | 104-15-4 |
Molecular formula | C7H8O3S |
Molecular weight | 172.2 |
EINECS | 203-180-0 |
Melting point | 106~107ºC |
Boiling point | 116 °C |
Density | 1.07 |
Flashing point | 41 °C |
Storage conditions | Inert atmosphere,Room Temperature |
1, Q: Can you supply samples for testing?
A: Yes, Our samples are free for your testing,
However, you need to afford the delivery fee (DHL/TNT/EMS)
The delivery fee will be deducted from the future bulk order.
2, Q: What documents you provide for every shipment?
A: Usually, Commercial invoice, Packing list, Bill of lading, COA, Certificate of origin,
MSDS are promised. Other documents you need for import,
please feel free to contact us.
3,Q: How can i get the price for this product?
A: Please give us the exact quantity,packing,destination port and
other necessary information,we will give you quotation according
to your specific requirments.
4,Q: How about delivery lead time?
A: Delivery lead time: About 7-10 days after payment confirmed.(Chinese holiday not included).
5,Q:How to start orders or make payments?
A: Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T,Western Union or Paypal or secure payment.
Widely used in the synthesis of medicine, pesticides, polymerization stabilizers and catalysts for organic synthesis (esters, etc.). It is used as intermediate and resin curing agent for medicine and coatings, and also used as electroplating intermediate.
