成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

Welcome to chemicalbook!
+1 (818) 612-2111
Inquriy
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

RFQ
skype
MY Account
Top
Postion:Product Catalog >Chemical Reagents>Organic reagents>Sulfonates / Sulfinates salts>Pyridinium p-Toluenesulfonate
Pyridinium p-Toluenesulfonate
  • Pyridinium p-Toluenesulfonate

Pyridinium p-Toluenesulfonate

Price $30 $29 $28
Package ≥1Kg ≥20Kg ≥50Kg
Min. Order: 1Kg
Supply Ability: 50 tons per month
Update Time: 2022-11-04

Product Details

Product Name: Pyridinium p-Toluenesulfonate CAS No.: 24057-28-1
EC-No.: 246-002-7 Min. Order: 1Kg
Purity: 99.0% up Supply Ability: 50 tons per month
Release date: 2022/11/04

Product Introduction



English Name: Pyridinium p-Toluenesulfonate

CAS number: 24057-28-1

Molecular formula:C12H13NO3S

Molecular Structure:


Article illustration



Molecular weight: 251.3

Melting point:117-120 °C

Density:1.2829 (rough estimate)

Refractive Index:1.6000 (estimate)

Storage Conditions:Store below +30°C.

Solubility:DMSO (Sparingly), Methanol (Slightly)

Form:Crystalline Powder or Crystals

White:White to light beige

Water solubility:decomposes

Sensitivity:Moisture Sensitive

BRN:3764305

Application: Mild and efficient catalysts for the formation and cleavage of acetals; In the presence of tert-butyl diphenylsilyl group, TBDPS, ether, selective cleavage of tert-butyl dimethylsilyl group, TBDMS, ethe



Company Introduction



Who we are ?

 

We are Xinxiang Hongqi District Houyuan Chemical Co.,Ltd.,our factory is located in the High-tech Development Zone in Xinxiang City,Henan Province,China.

We are specializing in the research and industrialization of APIs and intermediates,biomedical research and Electronic chemicals.

Our company also do some trading business,greatly help clients source the qualified and reliable suppliers in China,providing the real market information,so that well control business risk for every one of our clients.

Sticking to the operating philosophy of “Integrity management,quality first,customer foremost,win-win”,Houyuan Chemical is devoted to providing satisfactory products & services with superior quality and reasonable price for our clients all over the world.


Article illustration


Why choose us?

 

1. Quick Response:Any inquiry or message will be replied within 12 hours.

2. Quality Guarantee:All products is strictly tested by our QC,confirmed by QA and approved by third party lab in China,USA,Canada,Germany,UK,Italy,France etc.

3. OEM Available.

4. Reasonable & Competitive Price.

5. Fast Delivery:within 3-5 days after payment confirmed.

6. Professional Documents for Your Clearance.

7. Economic Freight Save Your Cost.


Article illustration



Custom Synthesis Service

 

1,Our technical staff composed several Doctors and Masters is committed in pursuing research and development and equipped with the latest laboratory facilities.

2,Our quality control on the whole track from research to sale is monitored and tested.Cooperation with famous universities in China.

3,Our team:The satisfied service,The high-quality products,The concept of good faith.


Article illustration


Payment Term:


T/T,Western Union,Paypal,Corporate Account,L/C etc.Please contact with us to make sure it.



FAQ:


Q1:Can I get some samples?

 A:Yes,it is no problem.If you need sample,please feel free to contact with us.


Q2:How to confirm the Product Quality before placing orders?

A:Firstly,we will send the sample for your testing and also provide our testing report.Secondly,we could accept the third-party inspection.


Q3:What’s your MOQ?

 A:Normally,our MOQ is 1kg.But it could be according to your actual demand.Any quantity is OK.


Q4:How about the delivery time?

 A:Within 3-5 days after payment confirmed.(Chinese holiday not included)


Q5:How do you treat quality complaint?

A:Our quality control will ensure our quality in advance,if there is a real quality problem caused by us,we will provide good product again or refund your loss.












Company Profile Introduction

Xinxiang Hongqi District Houyuan Trading Co.,Ltd. Our company was founded in 2011 and located in the high tech Development Zone of Xinxiang City, Henan Province. We are specializing in the research and industrialization of APIs and intermediates, biomedical research and R & D outsourcing. Our main products include: Meldrum's acid, Mono-4-nitrobenzyl malonic acid ester, p-Nitrobenzyl 2-diazoacetoacetate,Malonic acid, 4-Methyl-benzenesulfonyl azid, 4-Nitrobenzyl alcohol, 2-Methylsulfonyl-4,6-dimethoxypyrimidine and so on. The quality of our products all meets international standards, like JP, USP-NF EP etc. as well as customized pharmaceutical chemicals and intermediates according to customer requirements. Our company has R & D center and quality inspection center, And we have HPLC, GC, moisture tester, ultraviolet absorption luminosity tester and melting point resting equipment, and other related equipment to ensure the quality of products. In recent years, according to the different requirements of the international market, the company has been developing and producing electronic chemicals, fine chemicals and other industrial products, which are widely used in medicine, electronics, environmental protection, plastics, daily chemicals and other fields. More than 70% of the company's products are sold to more than 30 countries and regions around the world (Japan, Southeast Asia, EU and other countries), and it has established a long-term stable supply and demand relationship with several chemical 500 giant enterprises. Houyuan Trading always adheres to the business philosophy of "good faith management, quality first, customer first, win-win cooperation". With excellent quality and reasonable price, we are dedicated to providing satisfactory products and services for customers at home and abroad.

Recommended supplier

Product name Price   Suppliers Update time
$0.00/25kg
VIP3Y
Shanghai Joiny Pharmaceutical Co.,LTD
2024-12-05
$10.00/1KG
VIP6Y
Hebei Weibang Biotechnology Co., Ltd
2024-11-26
$9.00/1KG
VIP4Y
Hebei Chuanghai Biotechnology Co,.LTD
2024-08-21
$20.00/25kg
Ouhuang Engineering Materials (Hubei) Co., Ltd
2024-04-26
$8.00/1KG
VIP2Y
Henan Fengda Chemical Co., Ltd
2024-04-03
$7.00/1G
Hebei Ningnan Trade Co. LTD
2022-10-21
$0.00/25kg
VIP6Y
Jinan Finer Chemical Co., Ltd
2022-04-19
$0.00/25kg
Nanjing Shunxiang Pharmaceutical Technology Co.,Ltd.
2022-03-07
$0.00/1KG
Honest Joy Holdings Limited
2022-01-26
$10.00/1KG
Shijiazhuang tongyang Import and Export Co., LTD
2021-08-13
  • Since: 2011-07-27
  • Address: Room 1706, Oriental Pearl Tower, Jinsui Avenue, Hongqi District, Xinxiang City, Henan Province,China
INQUIRY