Nitrifying Bacteria Agent
Nitrifying bacteria agent is a biological agent developed for the anaerobic system of sewage treatment plants. It consists of microbial strains, trace elements, microbial growth promoting factors, enzyme preparations, buffers and inorganic and organic nutrients in a professional ratio. It is mainly used in the anaerobic process of sewage treatment systems to start, restart and improve the activity of microorganisms in the anaerobic system.
Product Main Effect
- This product can quickly reproduce in the biochemical system and hang a membrane on the filler to convert ammonia nitrogen and nitrite in sewage into harmless nitrogen and release it from the water body, thereby achieving the effect of rapid degradation of ammonia nitrogen and total nitrogen, reducing the release of odor, inhibiting the growth of spoilage bacteria, and reducing biogas, ammonia and hydrogen sulfideand reduce air pollution.
- By adding nitrifying bacteria, this product can shorten the domestication time and membrane hanging time of activated sludge, speed up the start-up of the sewage treatment system, reduce the residence time of sewage, and improve the overall processing capacity.
- Adding nitrifying bacteria to the sewage treatment process can improve the efficiency of ammonia nitrogen treatment in sewage by more than 60% and reduce treatment costs without changing the treatment process. It is an environmentally friendly and efficient microbial agent.
Product Applications
It is suitable for municipal sewage treatment plants, various chemical wastewater, printing and dyeing wastewater, landfill leachate, food wastewater and other industrial wastewater treatment.
Product Technical Specifications
| Item | Nitrifying Bacteria Agent |
| Appearance | White powdery solid |
| Main Components | Nitrifying bacteria, alkali-producing bacillus, trace elements, etc |
| Active Bacteria Content (cfu/ml) | ≧200*10^8 |
| Miscellaneous Bacteria Rate (%) | ≦2 |
| Moisture (%) | ≦8 |
| Aqueous Solution pH | 2-5 |
Usage and Dosage
- According to the water quality indicators of the industrial wastewater entering the biochemical system, the amount added to the anaerobic system for the first time is 100-200 g/cubic meter (calculated according to the volume of the biochemical pool). Whenthe system caused by excessive fluctuations in the water inlet is impacted, the amount added to the biochemical system is 30-50 g/cubic meter (calculated according to the volume of the biochemical pool).
- The dosage in municipal sewage is 50-80 g/cubic meter (calculated according to the volume of the biochemical pool).
Usage Parameters
Tests have shown that the following physical and chemical parameters are most effective for bacterial growth:
- pH value: The range is 5.5-5, the fastest growth is 6.6-7.4, and the efficiency of methane production is highest at a pH of 7.2.
- Temperature: It takes effect between 8-60℃. A temperature higher than 60℃ will cause the death of bacteria; when the temperature is lower than 8℃, the bacteria will not die, but its cell growth will be greatly restricted. The most suitable temperature is 26-32℃.
- Dissolved oxygen: In the aeration tank in sewage treatment, the dissolved oxygen content is at least 2 mg/L; the metabolism and degradation rate of the target substance by the highly adaptable bacterial family will be accelerated by 5 to 7 times in sufficient oxygen.
- Trace elements: Proprietary bacteria need many elements in their growth, such as potassium, iron, calcium, sulfur, magnesium, etc. , Usually soil and water sources will contain sufficient amounts of the above elements.
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Salinity: It is suitable for both seawater and fresh water, and can tolerate up to 6% salinity.
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Anti-toxicity: It can be effectively resistant to chemically toxic substances, including chlorides, cyanides and heavy metals.


