Benzalkonium chloride CAS 63449-41-2

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Benzalkonium chloride CAS 63449-41-2

Chemical NameBenzalkonium chloride
Molecular FormulaC17H30ClN
Molecular weight283.88
AppearanceColorless to yellowish liquid
Assay50% 80%


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Benzalkonium Chloride is a kind of cationic surfactant, a nonoxidizing biocide.
It can efficiently kill bacteria and algae, and control the alga e reproduction and sludge growth. Benzalkonium Chloride also has dispersing and penetrating properties, can penetrate and remove sludge and algae, has advantages of low toxicity, no toxicity accumulation, soluble in water, convenient to use, unaffected by water hardness.

  • CAS No.: 63449-41-2/8001-54-5
  • Molecular Formula: C17H30ClN
  • Molecular weight: 283.88
  • Appearance: Colorless to yellowish liquid
  • Assay: 50% 80%

Benzalkonium chloride Specification:

ItemsCOA of 50% COA of 80% 
Active Matter%    50%±1%50.30%80%±2%80.20%
Appearance   Color less to light yellow viscousLight yellow viscousColor less to light yellow viscous   Light yellow viscous
Free amine+amine Hel1%0.70%2%1.10%
PH 4~87.24~87.2
(APHC)Max    100#  40#100#  40#
C12    65%-75%65.50%68%-75%69%
C14 20%-30%29.50%20%-30%  29.50%
C16  5%5%5%5%
Water%  50%49%20%18.70%
Conclusion  Conforms  Conforms  


Benzalkonium chloride Application:

As nonoxidizing biocide, the preferred dosage is 50-100mg/L; as sludge remover, 200-300mg/L dosage is preferred, and it can add the appropriate amount of silicone antifoaming agent if needed for this purpose.
This product can be used together with other fungicidal, such as isothiazolinones, glutaraldehyde, dithionite methane for synergism, but cannot be used together with chlorophenols. If sewage is appeared after thrown of this product in circulating cool water, the sewage should be filtered or blown off in time to prevent their deposit in the bottom of collecting tank after froth disappearance.

Benzalkonium chloride Package:

200kg/drum or IBC or as your requirement


store in cool dry place

Safety Protection:

A little smell of almond, no visible stimulation to skin. When contacted, flush with water.

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