PMC Specialties Group - Rejex iT - Denatonium Benzoate

  1. Rejex iT® is PMC Specialty Group, Inc.’s brand name for denatonium benzoate, the most bitter substance known. The extremely bitter taste makes Rejex iT® ideal for rendering consumable products unpalatable. Rejex iT® is easy, convenient and cost effective to use in a wide variety of commercial and consumer goods.

  2. Rejex iT® Works for Your Product
  3. Rejex iT®, a white crystalline powder in its pure form, is also available in solutions of ethanol, methanol, ethylene glycol, propylene glycol and t-butyl alcohol, making it easy and convenient to use. It is the approved denaturant in SDA-40B and SDA-1 alcohols, used in a variety of commercial and specialized applications:
    • coatings
    • solvents
    • petroleum products
    • animal repellent
    • photographic films
    • inks
    • insecticides
    • veterinary supplies
    • adhesives
    • stains
    • fuels
  4. It is also a FIFRA-approved inert for registered biocides and herbicides.

  5. Rejex iT® is most effective in moderately toxic consumer products.
  6. Consider the variety of everyday household items with exposures reported by the Association of Poison Control Centers:
    • anti-freeze
    • make-up
    • sunscreen
    • paints
    • rat poison
    • solid fuels
    • deodorant
    • lotion
    • laundry detergent
    • bath oil
    • glass cleaners
    • windshield washer fluid
    • shampoo
    • air fresheners
    • pens/ink
    • bubble solution
    • rubbing alcohol
  7. Two states have passed legislation requiring the use of denatonium benzoate in certain products: Rejex iT® can help.

C20G, F40B, C25G, C40PG, F100

FORMS OF Rejex iT®

Rejex iT® F-100

White crystalline powder, meets USP/NF specifications

Rejex iT® F-25E

25 wt % solution of Rejex iT® in SDA 40B alcohol

Rejex iT® F-40B

40 wt % solution of Rejex iT® in t-butyl alcohol

Rejex iT® F-40Me

40 wt % solution of Rejex iT® in methanol

Rejex iT® C-20G

20 wt % solution of Rejex iT® in ethylene glycol

Rejex iT® C-25G

25 wt/vol % solution of Rejex iT® in ethylene glycol

Rejex iT® C-40G

40 wt % solution of Rejex iT® in ethylene glycol

Rejex iT® C-40PG

40 wt % solution of Rejex iT® in propylene glycol

Rejex iT® C-40M

40 wt % solution of Rejex iT® in methanol


PMC Specialties Group has research capabilities including synthesis of molecules and development of processes using alkylation, amidation, chlorination, diazotization, esterification, hydrogenation, nitration, oxidation and sulfonation technologies. This custom capability combines a research staff, engineering team, and a skilled production staff to deliver the right intermediate to produce chemicals as a custom supplier in quantities ranging from single drum to truckload quantities.