Updated Jul 31, 2026 · Public platform & industry data

Jul 31, 2026 Updated

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2026 Top 10 Isothiazolinone Manufacturers in China

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Top-rated Isothiazolinone suppliers, How to choose a Isothiazolinone manufacturer, Best Isothiazolinone companies in China

The top 10 Isothiazolinone manufacturers in China for 2026 are: Shandong Wanhua Tianhe New Materials Co., Ltd, Shandong Hui'an Chemical Co., Ltd, Jinan Yuanhai Chemical Co., Ltd, Jinan Daorong Chemical Co., Ltd, Jiangsu Minglin Chemical Technology Co., Ltd, Jinan Muchen Environmental Protection Technology Co., Ltd, Jinan Xinkaiming Chemical Co., Ltd, Wuhan Prolov Biotechnology Co., Ltd, Jinan Ruiteng Chemical Products Co., Ltd, Liaoning Yixin Fine Chemical Raw Materials Co., Ltd. Ranked based on product relevance, certifications, company activity, and industry performance. This list is widely used for supplier comparison and sourcing decisions.

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Top 1
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Shandong Wanhua Tianhe New Materials Co., Ltd
Overall Score4.9 / 5
Est. Date2018-05-03
Registered Capital5000K CNY

Shandong Wanhua Tianhe New Materials Co., Ltd., with its registered address at Building 16, Rongtong Intelligent Technology Industrial Park, No. 6399 North of National Highway 308, Tianqiao District, Jinan City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Tianqiao District, Jinan City. The legal representative is Li Dong, and the business scope includes general projects such as research and development of biobased material technology; Manufacturing of biobased materials; Sales of biobased materials; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Sales of new catalytic materials and additives; Water pollution control; Environmental consulting services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion (except for projects that require approval according to law, business activities can be carried out independently with a business license in accordance with the law). Core products: Isothiazolinone, Ink Pigment Preservative, Benzotriazole

Top 2
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Shandong Hui'an Chemical Co., Ltd
Overall Score4.7 / 5
Est. Date2019-06-05
Registered Capital3000K CNY

Shandong Hui'an Chemical Co., Ltd. is registered at Room 821, North of the 8th floor of Jinan New Materials Trading Center Office Building, Tianqiao District, Jinan City, Shandong Province. The registration authority is the Market Supervision Administration of Tianqiao District, Jinan City, and the legal representative is Sun Yixue. The business scope includes licensed projects: hazardous chemical operations. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. Specific business projects shall be subject to the approval documents or licenses issued by relevant departments.) General projects: sales of chemical products (excluding licensed chemical products); Production of chemical products (excluding licensed chemical products) [branch operation]; Manufacturing of specialized equipment for daily chemical industry [branch operation]; Sales of daily chemical products; Sales of specialized chemical products (excluding hazardous chemicals); Disinfectant sales (excluding hazardous chemicals); Sales of food additives; Sales of feed additives; Fertilizer sales; Sales of plastic products; Sales of metal products; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Isothiazolinone, Propylene Oxide,

Top 3
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Jinan Yuanhai Chemical Co., Ltd
Overall Score4.7 / 5
Est. Date2019-04-29
Registered Capital500K CNY

Jinan Yuanhai Chemical Co., Ltd., with its registered address at No. 303 Lijiamiao Village, Sunji Town, Shanghe County, Jinan City, Shandong Province, is registered with the Market Supervision Administration of Shanghe County. The legal representative is Wang Donghai, and its business scope includes general projects such as paint sales (excluding hazardous chemicals); Sales of chemical products (excluding licensed chemical products); Sales of food detergent; Fertilizer sales; Mixing and processing of soil and fertilizer; Sales of food additives; Sales of feed additives; Manufacturing of daily chemical products; Sales of daily chemical products. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Isothiazolinone, Polyaluminium Chloride, Industrial Sodium Nitrite

TOP4
Jinan Daorong Chemical Co., Ltd
Overall Score4.6 / 5
Est. Date2017-05-28
Registered Capital1000K CNY

Jinan Daorong Chemical Co., Ltd., registered at No. 098, 2nd Floor, Jinan New Materials Trading Center Office Building, Tianqiao District, Jinan City, Shandong Province, registered with the Market Supervision and Administration Bureau of Tianqiao District, Jinan City, with Zhang Xingxin as the legal representative. Its business scope includes operations without storage facilities, including hazardous chemicals within the scope of the "Dangerous Chemicals Business License" Luji (Tianqiao) Hazardous Chemicals Jing [2020] No. 000490; Import and export business; Wholesale and retail: chemical products (excluding hazardous chemicals and precursor chemicals), glass products, instruments and meters, laboratory supplies, hardware and electrical equipment, mechanical accessories, aluminum alloys, lubricants, building materials, decorative materials, plastic products, food additives, feed additives, washing products, fertilizers, and other projects that are not prohibited or require business licenses according to laws, regulations, State Council decisions, etc. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Isothiazolinone, Alkaline Protease, Surfactant

TOP5
Jiangsu Minglin Chemical Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2019-09-10
Registered Capital10000K CNY

Jiangsu Minglin Chemical Technology Co., Ltd., with its registered address at Room 602-1, Floor 6, Building 1, No. 51, Zhongyang Road, Zhongxing Street, Nantong Economic and Technological Development Zone, Jiangsu Province, is registered by the Administrative Examination and Approval Bureau of Nantong Economic and Technological Development Zone, and its legal representative is Wu Xinyang. Its business scope includes the operation of dangerous chemicals (in accordance with the business mode, scope of license, and period of validity approved on the dangerous goods business license), chemical raw materials and products (excluding dangerous chemicals), water treatment agents (excluding dangerous goods), food additives, essence and fragrances, instruments, electronic products, glass products, fertilizers, metal materials and products, packaging materials and products, building materials, wood, labor protection products, plastic products, Sales of rubber products, fuel oil (excluding hazardous chemicals), lubricating oil, aquatic products and experimental equipment; Chemical technology transfer, technical consulting, and technical services; Wholesale and retail of fertilizers and soil conditioners (excluding hazardous chemicals); Promotion and consultation of agricultural technology and biotechnology; Environmental protection and governance services; Soil pollution control and remediation services; Self operated and agency import and export business of the above-mentioned goods. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Isothiazolinone, N-Methylpyrrolidone, Isophthalic Acid

TOP6
Jinan Muchen Environmental Protection Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2019-11-08
Registered Capital10K CNY

Jinan Muchen Environmental Protection Technology Co., Ltd., registered at No. 5-505 Botong Science and Technology Park, Yinhe Road, Jibei Street, Jiyang District, Jinan City, Shandong Province (Room 201, Office Building), registered with the Market Supervision Administration of Jiyang District, with Xiao Anbin as the legal representative. Its business scope includes general projects such as environmental consulting services; Production of chemical products (excluding licensed chemical products); Research and development of new material technology; Sales of chemical products (excluding licensed chemical products); Sales of specialized chemical products (excluding hazardous chemicals); Sales of daily chemical products; Research and development of biochemical product technology; Research and development of bio organic fertilizers; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of feed additives; Sales of food additives; Sales of coatings (excluding hazardous chemicals); Manufacturing of office equipment consumables; Sales of office equipment and consumables; Sales of office equipment; Sales of office supplies; Crop seed management (limited to packaged seeds that are no longer packaged); Fertilizer sales; Research and development of composite microbial fertilizers; General cargo warehousing services (excluding projects requiring permits and approvals such as hazardous chemicals); Purchase of primary agricultural products; Disinfectant sales (excluding hazardous chemicals). (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Isothiazolinone, Polyferric Sulfate, Sodium Dodecyl Sulfate

TOP7
Jinan Xinkaiming Chemical Co., Ltd
Overall Score4.5 / 5
Est. Date2022-05-16
Registered Capital1000K CNY

Jinan Xinkaiming Chemical Co., Ltd., with its registered address at Room 102, Unit 1, Building 18, Dihua Xingfu Yuan, Jibei Street, Jiyang District, Jinan City, Shandong Province, is registered with the Market Supervision Administration of Jiyang District. The legal representative is Chen Qiang, and the business scope includes general projects: sales of chemical products (excluding licensed chemical products); Sales of specialized chemical products (excluding hazardous chemicals); Sales of food additives; Sales of feed additives; Fertilizer sales; Battery sales; Import and export of goods; Installation services for ordinary mechanical equipment; Sales of metal products; Retail of hardware products; Sales of building waterproofing membrane products; Sales of building decoration materials; Sales of anti-corrosion materials; Wholesale of hardware products. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Isothiazolinone, Trichloroethylene, Sodium Metasilicate

TOP8
Wuhan Prolov Biotechnology Co., Ltd
Overall Score4.5 / 5
Est. Date2019-08-16
Registered Capital1000K CNY

Wuhan Plover Biotechnology Co., Ltd., registered address at 2C, 15th floor, Longteng International Plaza, No. 328 Sixin North Road, Hanyang District, Wuhan City, Hubei Province The registration authority is Wuhan Hanyang District Market Supervision Administration, and the legal representative is Xiong Jianguo. The business scope includes general items: technical services, technical development, technical consultation, technical exchange, technology transfer, technology promotion, chemical product production (excluding licensed chemical products), chemical product sales (excluding licensed chemical products), basic chemical raw material manufacturing (excluding the manufacturing of licensed chemicals such as hazardous chemicals), biochemical product technology research and development, Internet sales (excluding the sales of goods that need to be licensed), cosmetics retail, biological pesticide technology research and development, biological feed research and development, feed raw material sales, special chemical product manufacturing (excluding hazardous chemicals), special chemical product sales (excluding hazardous chemicals). (Except for licensed businesses, it is allowed to independently operate projects that are not prohibited or restricted by laws and regulations in accordance with the law). Core products: Isothiazolinone, Food Grade Sweeteners, Chemical Reagent

TOP9
Jinan Ruiteng Chemical Products Co., Ltd
Overall Score4.3 / 5
Est. Date2025-08-18
Registered Capital200K CNY

Jinan Ruiteng Chemical Products Co., Ltd., with its registered address at No. 152-1, Louziyang Village, Qudi Street, Jiyang District, Jinan City, Shandong Province, is registered with the Market Supervision Administration of Jiyang District. The legal representative is Yang Xinwen, and the business scope includes general projects: sales of chemical products (excluding licensed chemical products); Sales of petroleum products (excluding hazardous chemicals); Manufacturing of gas and liquid separation and purification equipment; Sales of specialized chemical products (excluding hazardous chemicals); Sales of metal materials; Production of chemical products (excluding licensed chemical products); Domestic trade agency; Paint manufacturing (excluding hazardous chemicals); Sales of biobased materials; Sales of food additives; Research and development of new material technology; Fertilizer sales; Dye sales; Sales of surface functional materials; Sales of coatings (excluding hazardous chemicals); Internet sales (except for the sale of goods that need to be licensed); Sales of synthetic materials; Pigment sales; Ink sales (excluding hazardous chemicals); Sales of high-performance sealing materials; Research and development of biochemical product technology; Sales of feed additives; Sales of animal husbandry and fishery feed; Sales of food detergent; Sales of instruments and meters; Sales of experimental analytical instruments; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Import and export of goods. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Isothiazolinone, 84 Disinfectant, Concrete Retarder

TOP10
Liaoning Yixin Fine Chemical Raw Materials Co., Ltd
Overall Score4.3 / 5
Est. Date2023-04-11
Registered Capital3000K CNY

Liaoning Yixin Fine Chemical Raw Materials Co., Ltd., with its registered address at 14A3, No. 48 Shendongdong Road, Tiexi District, Shenyang City, Liaoning Province, China, The registration authority is the Market Supervision and Administration Bureau of Tiexi District, Shenyang City, with Cheng Xue as the legal representative. The business scope includes general projects: sales of daily chemical products, leasing of computer and communication equipment, sales of communication equipment, sales of chemical products (excluding licensed chemical products), sales of specialized chemical products (excluding hazardous chemicals), wholesale of hardware products, retail of hardware products, sales of building materials, sales of building decoration materials, sales of daily necessities, retail of sports goods and equipment, wholesale of sports goods and equipment, retail of stationery products, wholesale of stationery products, sales of metal structures, sales of metal materials, sales of steel bars for construction, sales of molds, retail of electronic components, sales of mechanical and electrical equipment, technical services, technical development, technical consulting, technical exchanges, technology transfer, and technology promotion. The sentence is:, Sales of plastic products, sales of lighting fixtures, sales of optical communication equipment, sales of Class I medical devices, sales of food detergents (except for projects that require approval according to law, business activities can be carried out independently with a business license in accordance with the law). Core products: Isothiazolinone, Aluminum Hydroxide, Drainage Board

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shandong Wanhua Tianhe New Materials Co., Ltd2018-05-03Isothiazolinone, Ink Pigment Preservative, Benzotriazole5000K CNYNot Supported
Shandong Hui'an Chemical Co., Ltd2019-06-05Isothiazolinone, Propylene Oxide, 3000K CNYNot Supported
Jinan Yuanhai Chemical Co., Ltd2019-04-29Isothiazolinone, Polyaluminium Chloride, Industrial Sodium Nitrite500K CNYNot Supported
Jinan Daorong Chemical Co., Ltd2017-05-28Isothiazolinone, Alkaline Protease, Surfactant1000K CNYNot Supported
Jiangsu Minglin Chemical Technology Co., Ltd2019-09-10Isothiazolinone, N-Methylpyrrolidone, Isophthalic Acid10000K CNYNot Supported
Jinan Muchen Environmental Protection Technology Co., Ltd2019-11-08Isothiazolinone, Polyferric Sulfate, Sodium Dodecyl Sulfate10K CNYNot Supported
Jinan Xinkaiming Chemical Co., Ltd2022-05-16Isothiazolinone, Trichloroethylene, Sodium Metasilicate 1000K CNYNot Supported
Wuhan Prolov Biotechnology Co., Ltd2019-08-16Isothiazolinone, Food Grade Sweeteners, Chemical Reagent1000K CNYNot Supported
Jinan Ruiteng Chemical Products Co., Ltd2025-08-18Isothiazolinone, 84 Disinfectant, Concrete Retarder200K CNYNot Supported
Liaoning Yixin Fine Chemical Raw Materials Co., Ltd2023-04-11Isothiazolinone, Aluminum Hydroxide, Drainage Board3000K CNYNot Supported

Purchasing Guide

Based on real user feedback, we provide the following suggestions:

  • For procurement needs that require the use of isothiazolinone, it is recommended to prioritize confirming the effective ingredient content and pH range of the product to ensure its suitability for specific technical requirements such as water treatment or coating anti-corrosion.
  • When selecting suppliers, reference can be made to indicators such as product compatibility, business qualifications, enterprise activity, industry performance, and industry data support, especially suitable for fields such as papermaking or industrial cleaning that require high stability of fungicides.
  • When using isothiazolinone in industrial circulating water systems, attention should be paid to its compatibility parameters with corrosion inhibitors to avoid affecting the treatment effect due to chemical interactions.
  • Different concentrations and specifications of isothiazolinone may be suitable for different scenarios such as cosmetic preservation or oilfield water injection. Before procurement, the actual use should be clarified to match the technical documentation provided by the supplier.

Ranking Evaluation Method

This ranking is generated based on public data from Baidu B2B platform and common industry assessment dimensions, focusing on enterprise activity, business qualifications, product matching and industry performance to provide valuable manufacturer ranking information for buyers.

DimensionDescription
Data SourceMulti-dimensional data including platform public data, enterprise certification, user reviews, and transaction records
AssessmentComprehensive indicators including enterprise activity, qualifications, product quality, service capability, and user reputation
Update FrequencyRanking data is updated daily to ensure timeliness and accuracy
SuggestionRankings are for reference only. We recommend comprehensive evaluation based on actual needs