Product Name: Chlorinated Phosphate Ester Mixture

[Molecular Weight]: 572.18

[CAS NO]:52186-00-2


BX FR RDT-9 is a chlorinated phosphate ester flame retardant, and it is excellent for use in flame retardant flexible polyurethane foams.


  1. Compared to other flame retardants for flexible PU foam,  BX FR RDT-9 has the advantages in high flame retardant, low fogging, low scorch, and low toxicity.
  2. BX FR RDT-9 flame retardant is very suitable for flexible PU foams to meet the FR standards such as California TB 117, FMVSS 302, and BS 5852 Crib 5.
  3. It is an ideal flame retardant to replace carcinogenic BX FR TDCPP and V-6 (containing BX FR TCEP).

Typical Properties


ItemsUnit    Specification
Appearance——Clear slightly yellowish liquid
Phosphorus Content%10.9
Density25°C, g/cm³1.325-1.335
Acid NumbermgKOH/g<0.3
Water Contentwt.%<0.1
Viscosity25°C, mPa∙s700-1100


Transportation classification: No regulation for transportation.

a). In Drum of 250kg net weight, 4 drums/pallet. wrap &strap. 20mt/20’fcl.

b).in IBC of 1.25mt net weight. 20mt/20’fcl.

c). in Isotank of 25mt net weight.


TDS / MSDS Download