Send Message
Home ProductsP Toluenesulfonic Acid

Soluble Dyestuff Intermediates P-Toluenesulfonic Acid

China Guangzhou Hongzheng Trade Co., Ltd. certification
China Guangzhou Hongzheng Trade Co., Ltd. certification
Customer Reviews
Our company have been cooperating with Hongzheng for 5 years, their service is good and the staffs are stable. Mr.Lam has served me for 5 years, we are like friends. We mainly purchasing calcium chloride dihydrate, it has very good performance on rubber glove industry. Worth working with them.

—— Tomo Visava

Hereby, we confirm that the quality of anhydrous ferric chloride barreled one is good. Thank you for all your suggestion, also good after sales service.

—— Syed Avais Ali

Under here with, we'd like to certified that anhydrous sodium sulfate of 500 tons supplied in 2020, works so well in textile and dyeing industry.

—— Torikul Zaman

Very appreciate for your professional service & very happy to know you. We trust the quality of your products. It always the best. Keep this going, and we will establish a long-term trade relationship with you.

—— Bill

I'm Online Chat Now

Soluble Dyestuff Intermediates P-Toluenesulfonic Acid

Soluble Dyestuff Intermediates P-Toluenesulfonic Acid
Soluble Dyestuff Intermediates P-Toluenesulfonic Acid Soluble Dyestuff Intermediates P-Toluenesulfonic Acid

Large Image :  Soluble Dyestuff Intermediates P-Toluenesulfonic Acid

Product Details:
Place of Origin: CHINA
Brand Name: Hongzheng
Certification: ISO9001, ISO14001, ISO45001, OHSAS18001
Model Number: DJBHS-130
Payment & Shipping Terms:
Minimum Order Quantity: 1MT
Packaging Details: 25kg/bag
Delivery Time: 5-8 work days
Payment Terms: T/T

Soluble Dyestuff Intermediates P-Toluenesulfonic Acid

Product Name: P-Toluenesulfonic Acid Appearance: White Powder
Assay: 99%min MF: C7H8O3S
CAS: 104-15-4 EINECS: 203-180-0
Water Solubility: Soluble Storage Conditions: Flammables Area
High Light:

203-180-0 P Toluenesulfonic Acid


P Toluenesulfonic Acid


104-15-4 pts acid


P-Toluene Sulphonic Acid/Toluenesulfonic Acid/P-Toluenesulfonic Acid For Dyestuff Intermediates




  • Name: P-toluenesulfonic acid
  • Alias: p-toluene sulfonic acid; PTS; PTSA
  • Chemical formula: C7H8O3S
  • Molecular weight 172.20
  • CAS NO.: 104-15-4
  • EINECS NO.: 203-180-0
  • Melting point: 106 to 107 ℃
  • Boiling point: 116 ℃
  • Water solubility: 67 g/100 ml
  • Density: 1.24 g/cm³
  • Appearance: white crystal
  • Flash point: 41 ℃





Items Technical grade Pharma grade Refine grade
Appearance White acicular crystals
Total acidity (C7H8O3S.H2O),% 93 95 97
Free acid (H2SO4), % 3.0max 2.0max 0.5max
Moisture, % 4.0max 3.5max 2.5max
Fe++ppm 50max 30max 15max
Residue on ignition, % / 0.2max 0.2max





Keep in a cool, dry, dark location in a tightly sealed container or cylinder.
Keep away from incompatible materials, ignition sources and untrained individuals.
Secure and label area. Protect containers/cylinders from physical damage.





1. Used as chemical reagent, dyestuff and organic synthesis

2. Used as intermediates in medicine (such as doxycycline), pesticides (such as dicofol), dyes, etc. It is also used in detergents, plastics and coatings.

3. It is widely used in the synthesis of medicine, pesticides, stabilizers for polymerization and catalysts for organic synthesis (esters, etc.). It is also used as an intermediate and resin curing agent in medicine and coatings.


Soluble Dyestuff Intermediates P-Toluenesulfonic Acid 0





Q1: May I get one sample before placing order?
A1: Yes, Sample are available. For normal products, samples are for free and you just need to bear the freight;
For those high value products, you just need to freight and certain product cost. When we both cooperate for some times or when you are our VIP customer, free sample will be offered when you need.


Q2: Which payment is available for your company?
A2: T/T and L/C.

Q3: How and when can I get my goods after payment?
A3: For small quantity products, they will be delivered to you by international courier(DHL, FedEx, TNT etc.) or by air. Usually it will cost 3-5days that you can get the goods after delivery.
For large quantity products, shipping by sea is worthwhile. It will cost days to weeks to come to your destination port, which depends on where the port is.


Q4: Is there any possible to use my appointed label or package?
A4: Yes. If needed, we'd like to use label or package according to your requirement.


Q5: How can you guarantee the goods you offer is qualified?
A5: We always believe honesty and responsibility are basis of one company, so whatever products we provide for you all are qualified. We will have goods tested and provide COA before delivery for sure.


Contact Details
Guangzhou Hongzheng Trade Co., Ltd.

Contact Person: Jessic

Tel: +86 13928889251

Fax: 86-020-22307821

Send your inquiry directly to us (0 / 3000)