PVP K30,N-Methylpyrrolidone,Sodium Borohydride-TNJ Chemical Industry Co.,Ltd.

NEWS & events

- 02-12, 2026
  
  TNJ Holiday Notice for Spring Festival 2026 (Chinese New Year)
  
  Dear Respected Customers, Colleagues, and Friends: TNJ Chemical will start the Spring Festival holiday (Chinese New Year) from Feb.11, 2026, and will resume work on March 02, 2026. Thank you for your strong support and cooperation in our work over th...
  
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- 02-11, 2026
  
  TNJ Chemical held a summary meeting and a dinner party together
  
  On February 10, 2026, Hefei TNJ Chemical held a work briefing meeting in the first meeting room of the company. The meeting comprehensively reviewed the company's development in 2025 and systematically summarized the annual operational achievements. ...
  
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- 11-04, 2025
  
  TNJ Chemical attends 2025 Gulfood Manufacturing in Dubai UAE
  
  From November 4 to 6, 2025, in Dubai, UAE — The global food industry's annual grand event, the 2025 Gulfood Manufacturing, will grandly open at the Dubai World Trade Center. As the largest and most influential comprehensive food exhibition in the Mid...
  
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- 10-27, 2025
  
  TNJ Chemical successfully passed annual ISO 9001 surveillance audit
  
  On October 23, 2025, an ISO 9001 Quality Management System audit team composed of senior experts from the China Quality Certification Center (CQC) visited TNJ Chemical for a two-day annual surveillance audit. The audit aimed to comprehensively evalua...
  
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- - 11-24, 2023
    
    Typical difference between Dipropylene Glycol DPG and Propylene Glycol PG
    
    Many customers had questions about the difference betwwen Propylene glycol PG and Dipropylene glycol DPG. Recently, Hefei TNJ Chemical Industry Co., Ltd. has been listed as top chemical manufacturer and supplier, with its main chemical products ...
    
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  - 11-18-2022
    
    Sodium metabisulfite: high quality Food grade or industrial grade for sale in China
    
    Sodium metabisulfite (Na2S2O5) is an inorganic compound, which is white or yellow crystal with strong irritating smell. It is soluble in water, and the aqueous solution is acidic. When it contacts with strong acid, it emits sulfur dioxide and generat...
    
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  - 03-17-2022
    
    Production methods of Climbazole CAS 38083-17-9
    
    1. A preparation method of high-purity climbazole (CAS 38083-17-9), comprising the following steps: reacting 200-320 parts by mass of toluene, 100 parts of Chloroether ketone, 30-70 parts of imidazole and 5-12 parts of acid binding agent under 100-ih...
    
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  - 2021-10-26
    
    How to remove water content in EDTP 99% cas no.102-60-3 Quadrol ?
    
    N,N,N',N'-Tetrakis(2-hydroxypropyl)ethylenediamine (EDTP CAS 102-60-3 Quadrol ), as a polyhydroxy alcohol, is miscible with water. How to dry it to obtain products with high content and low moisture content? 1. Molecular sieve Dissolve in a...
    
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TNJ Chemical Exhibition List for 2019

Time	Exhibition name	Location	Exhibition information	Booth No.
Mar.12-14, 2019	CPhI Thailand	Bangkok, Thailand	QSNC Bangkok Thailand	D13A
Jun. 18-20, 2019	CPHI China	Shanghai China	Shanghai New Expo Center	E3D50
Jun. 26-28, 2019	In-Cosmetic Korea	Seoul, South Korea	COEX Convention Center	M78
Sep. 18-19, 2019	In-Cosmetic Latin America	Sao Paul, Brazil	Expo Center Norte	E81
Oct. 24-26, 2019	Middle East Turkey Food	Istanbul, Turkey	Istanbul Expo Center	TOP2

Aug.28-29, 2019	Nigeria Pharma Manufacturers	Logos, Nigeria	Pharma Hall	101

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