malaysia antioxidant ippd chemical raw materials export
malaysia antioxidant ippd chemical raw materials export
malaysia antioxidant ippd chemical raw materials export
malaysia antioxidant ippd chemical raw materials export
malaysia antioxidant ippd chemical raw materials export
  • How many rubber antioxidants are produced in China?
  • China is one of the main countries producing rubber antioxidants, and the production accounts for more than 70% of the total amount globally. The production of rubber antioxidants in China ranged from 365,000 to 378,000 tons during 2016–2020, showing a constant annual trend .
  • Are PPDS ubiquitous in China?
  • Eight PPDs (6PPD, 7PPD, DPPD, IPPD, 77PD, CPPD, DTPD, DNPD) and six PPD-quinones (IPPD-quinone, CPPD-quinone, 6PPD-quinone, 77PD-quinone, DPPD-quinone, DTPD-quinone) were also detectable in PM 2.5 collected from three sites located in Taiyuan and Guangzhou, China . This indicated that atmospheric PPDs and PPD-quinones are ubiquitous in China.
  • What are the commercial products of heterocyclic antioxidants?
  • The commercial products of heterocyclic antioxidants mainly include 2-mercaptobenzimidazole (MB), 2-mercaptomethylbenzimidazole (MMB), 2-mercaptobenzimidazole zinc salt (MBZ), 2-mercaptomethylbenzimidazole zinc salt (MMBZ) and the benzothiazole derivatives . Among them, MB and MBZ are the two most common products.
  • Is IPPD harmful to fish?
  • IPPD is a human allergen. It is the compound responsible for coining the term "Volkswagen Dermatitis". There is some preliminary evidence for it being harmful to fish. ^ Lewis, P.M. (January 1986).