Zhishang Chemical

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Zhishang Chemical

Isothiazolone CAS 55965-84-9

Molecular Formula:C4H5NOS.C4H4ClNOS

Formula Weight:264.756

Purity: 99%

Product Name: Isothiazolone
CAS No: 55965-84-9

Basic Info

Product Name:Isothiazolone
Other Names:5-Chloro-2-methyl-3(2H)-isothiazolonewith2-methyl-3(2H)-isothiazolone
Place of Origin:Shandong, China
Brand Name:Zhishang Chemical
Type:Organic chemical raw materials
Appearance:Crystalline Solid
EINECS No.:220-239-6
Storage:Cool Dry Place
Provide:Isothiazolone MSDS;
Isothiazolone COA

5-Chloro-2-methyl-3(2H)-isothiazolonewith2-methyl-3(2H)-isothiazolone;CMIT/MITB/PLUS;ConWT;CMI/MIKathon886;2-Methylisothiazol-3(2H)-one5-chlor o-2-Methylisothiazol-3(2H)-one(1:1);2-Methylisothiazol-3(2H)-onecoMpoundwith5-chloro-2-Methylisothiazol-3(2H)-one(1:1);Kathon886;kathonbiocide

Product Categories:

Organic chemical raw materials; Organic chemical industry; Organic raw materials; bactericide; Water treatment agent; Chemical raw materials; Daily chemical raw materials; Functional additives and chemical raw materials;

  1. Isothiazolinone has the following characteristics: broad-spectrum sterilization function: it can effectively kill algae, bacteria and fungi. Less effective dosage: About 1ppm effective active dosage can achieve the ideal sterilization effect.
  2. Non toxic and pollution-free: after diluting the concentration, it is easy to be biodegraded into non-toxic and pollution-free substances. Soluble in water: it is very easy to mix in various formulas and has a wide range of pH applications.
Chemical Properties:

Crystalline Solid

density d20 1.19
storage temp. Sealed in dry,Room Temperature
EPA Substance Registry System5-Chloro-2-methyl-3(2H)-isothiazolone mixt. with 2-methyl-3(2H)-isothiazolone (55965-84-9)


  1. Isothiazolinone is internationally recognized as the most effective antiseptic, mildew proof and bactericide. It is widely used in the fields of circulating cold water intake, papermaking, coating, daily chemical, textile, leather, wood and so on. It has the excellent characteristics of high efficiency, broad spectrum and environmental protection, and has good compatibility.
About Us

The production base is located in Zhangqiu chemical industry park and Tai’an high-tech chemical industry park. laboratory and workshop in strict accordance with the GMP standard and the product fit national ISO9001 and ISO2000 standards.

“Zhishang” products are exported to Europe, North and South America, the Middle East, Asia Pacific and Africa area, so as to establish a long-term and stable cooperation relationship with customer in the world.

Company Info
  • Business Type: Manufacturer
  • Product Range: Additive , Chemical Auxiliary & Catalyst , Organic Chemicals
  • Products/Service: Organic Intermediate,Inorganic Chemistry, APIs, Dyestuffs And Pigments, Fragrance And Spices, Food Additives
  • Total Employees: 51~100
  • Capital (Million US $): 10000000RMB
  • Year Established: 2016
Production Capacity
  • No. of Production Lines : 8
  • No. of QC Staff : 5 -10 People
  • OEM Services Provided : yes
  • Factory Size (Sq.meters) : 3,000-5,000 square meters
  • Certificate: ISO9001 , CE , GMP , API , MSDS
  • Factory Location : Diao Town Industry Park, Zhangqiu City, Jinan City, Shandong Province, China.


Pre-Sales Service

* Prompt reply and 24 hours online, professional team to provide best price and high quality product.

* Sample testing support.

* Every batch of products will be tested to ensureits quality.

*The packing also can be according the customers` requirment.

*Any inquiries will be replied within 24 hours.

*we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.


After-Sales Service

*The fact of logistics information monitoring.

* Any questions about the product can be consulted at any time.

*Product has any problem can return.


Do you accept sample order?

We will make samples before mass production, and after sample approved, we’ll begin mass production. Doing 100% inspection during production, then do random inspection before packing.



You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.

What’s your MOQ?

Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.

Do you supply product report?

Yes. We’ll give you product analysis report before shipping.

  Is there a discount?

Different quantity has different discount.


1. ≤50kg, Express delivery recommended, usually called as DDU service;

2. ≤500kg, Air shipping recommended, usually called as FOB, CFR, or CIF service;

3. >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;

4. For high value products, please select air shipping and express delivery for safe.

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