Product Name: sulfonates HES

Cas No. : 63316-46-8

Equivalent to: Arichem HES FR


HES is an efficient sulfosalt flame retardant, mainly used in PC, PC/ABS, it meets UL 94 V-0, the dosage is 0.2%-0.3%, cheaper price than 3Mdyneon FR-2025. HES is applied in automotive, electronic appliances, phone charger casing, computer casing, LED lighting bracket, switch panel.



  • Very stable chemical and thermal properties can withstand high temperatures above 400 °C 
  • Very low dosage
  • Environmentally friendly, no bromine, chlorine, phosphorus 
  • Can be used for ultra-thin products up to 1.6mm. 

Typical Properties

Color (APHA) 30 MAX
Assay 99.0% min
Decomposition temperature ≥400°C
Water solubility (WT%25°C) Dissolved in water
PH value 6.5-7.1

These properties are typical but do not constitute a specification either in part or as a whole. Specification data is available on request from sales, customer service or customer technical service.


Transportation classification: No regulated for transportation.

Packing: 25kg/bag; 1mt/pallet; 20mt/20’FCL.


TDS / MSDS Download

flame retardant hes fr sulfonates tds baoxu chemical

flame retardant hes fr sulfonates msds baoxu chemical

Baoxu Chemical Flame Retardant Brochure