Product Name: 1, 3-dichloro-5, 5-dimethylhydantoin

English name: 1,3-Dichloro-5, 5-dimethylHydantoin (DCDMH)

CAS No.：118-52-5 

Molecular formula: C?H?Cl?N?O?

Molecular weight: 197.02

Appearance: White powder

Available chlorine content (%) : ≥68

Loss on drying (%) : ≤2

Usage：It is mainly used as water treatment agent, disinfectant and bactericide, fruit preservative, with high efficiency, broad-spectrum, safety and stability, can strongly kill fungi, bacteria, viruses and algae. After using this product, it can improve the water quality, the ammonia and nitrogen in the water will decrease, the dissolved oxygen will increase, and the excellent population of plankton will be maintained, and the residue can be biodegraded completely in the short term, without any environmental pollution. The use of this product is not affected by the PH value of the water body and the water quality of fat and thin, and has a slow release, the effectiveness of the continued long. In aquaculture, it is used for the prevention and control of septicemia, gill rot and skin rot of eel, white spot disease, trembling disease, black class disease and filamentous bacterial disease of shrimp and crab, red sole disease, boil, hemorrhagic disease, red neck disease, liver and kidney disease, white sole disease, water mold, ciliosis, and sudden hemorrhagic disease, red skin disease and rotting gill of freshwater fish. 

In addition, this product is used as a chlorinating agent in the organic synthesis chemical industry, the pharmaceutical industry, and the rubber industry.