Transparent Water Treatment Chemicals 2,2-Dibromo-3-Nitrilopropionamide DBNPA

Basic Information
Place of Origin: China
Brand Name: YXCHEM
Certification: ISO9001:2008
Model Number: DBNPA
Minimum Order Quantity: 1000kg
Price: Negotiation
Packaging Details: 25kg Bag
Delivery Time: 2 Weeks
Payment Terms: D/A, L/C, D/P, T/T, Western Union
Supply Ability: 1000mts Per Year
Detail Information
Appearance: Colorless To Yellowish Transparent Liquid PH: 2.0-5.0
Assay (Loss On Drying): 19 -21% Density Kg/M3: 1.150-1.250
High Light:

swimming pool water treatment


water treatment agent

Product Description

Microbial control chemicals 2,2-Dibromo-3-Nitrilopropionamide (DBNPA) water treatment microbiocide



Item Standards
APPEARANCE colorless to yellowish transparent liquid
PH 2.0-5.0
Assay (Loss on drying) 19 – 21%
Density kg/m3 1.150-1.250

Product description:

DBNPA 20% water treatment microbiocide is an aqueous formulation containing a 20% w/w concentration of DBNPA (2,2-dibromo-3-nitrilopropionamide) . It is a broad spectrum biocide offering rapid control of bacteria, fungi, yeast and algae. DBNPA is a non-oxidizing and highly effective biocide with proven performance in the past 5 decades. Korel DB 20 is similar to Aqucar RO-20 and Aqucar DB 20 etc.


  1. Solubility: soluble in water
  2. Odor: Low to mild
  3. Boiling Point: >120℃ for solution, but active ingredient Decomposes prior to boiling
  4. Vapor Pressure(DBNPA): 2*10-5mmHg@25℃


Recirculating water cooling towers

Initial dose: 0.05%-0.10%

Subsequent slug doses: 0.01-0.03%

Pulp, paper and paperboard mills


Item Dose ML per ton of paper, dry basis
Heavily fouled systems Dose after boiling out 53.0-128.7
Moderately fouled system Initial dose 128.7-189.3
Subsequent dose 53.0-128.7
Slightly fouled systems Initial dose 53.0 to 128.7
Subsequent dose 53.0 to 128.7


Heavily fouled systems should be cleaned before treatment is begun.

Enhanced oil recovery systems


Item Dose ppm based on system volume
Intermittent of Slug method Initiala dose 10 to 80
Subsequent dose 10 to 80
Continuous feed method Initialb dose 10 to 80
Subsequentc dose 1 to 15


a: Add intermittently for 4 to 8 hours per day, and from 1 to 4 times per week, or as needed depending on the severity of contamination.

b: Add continuously until the desired degree of control is achieved.
c: Add continuously or as needed to maintain control



  1. What kinds of certificates can you offer?
    YuXiang Chemical is an ISO2008 9001 certified company, as for
    DBNPA, we can offer REACH registration.
  2. Is Yuxiang Chemical a manufacturer or a trading company?
    Yuxiang chemical is a group company with its own production base located in Jiangsu and Zhejiang province. For more than 20 years' development, Yuxiang also joins up with several local plants to evaluate some special chemicals including R&D, production process and sales strategy.

  3. What is your advantage on DBNPA?
    More than 10 years’ experience in supplying
    DBNPA to world market with competitive prices and stable supply.
  4. How long shall we wait for your reply?
    We can guarantee to reply your inquiries in less than 24 hours in working days.

  5. Can we get some samples for interesting chemicals?
    Yes. We can provide testing samples after receiving from the customers detailed inquiries as well as COA confirmed.

  6. Are your payment terms negotiable?
    Yes. Our payment terms are negotiable according to different trading conditions. We’ll always try our best to satisfy the customers for both benefit.

  7. Do you accept long term contract? For example, one year.
    Most of the chemicals’ prices changes from time to time but some are stable. We can discuss individually and see what we can do for you.

Transparent Water Treatment Chemicals 2,2-Dibromo-3-Nitrilopropionamide DBNPA 0

Contact Details

Phone Number : +8613918847167