Product List

Phosphonates Antiscalants, Corrosion Inhibitors and Chelating Agents
Salts of Phosphonates
Polycarboxylic Antiscalant and Dispersant
Biocide and Algicide
Reverse Osmosis Chemicals
Built Scale & Corrosion Inhibitors and Pretreatment Filming Agents
Corrosion Inhibitors & Oxygen Scavenger
Surfactant & Others

Sodium Dichloroisocyanurate (SDIC)

CAS No. 2893-78-9 EINECS No. 220-767-7
Molecular Formula C3Cl2N3NaO3 Molecular Weight 219.946
Structural Formula

SDIC Structural Formula

Product Features

Sodium dichloroisocyanurate (SDIC) is water soluble, it has properties of high effective, instant effective, wide range and safety. Sodium dichloroisocyanurate (SDIC) has strong fungicide effect, even at dosage of 20ppm, the fungicide ratio can reach to 99%. Sodium dichloroisocyanurate (SDIC) has good stability, can be preserved for half year with less than 1% loss of effective chlorine, and cannot be deteriorated at 120℃, cannot be flamed.

Technical Specification

Parameter Standard
Appearance White powder,granule,tablet
Available chlorine, % 60.0min 56.0min
Moisture, % 3.0max 7.0max
pH (1% solution) 5.5-7.0

Applications & Usage

Sodium dichloroisocyanurate (SDIC) can be used as algae disinfector in circulating cool water system and swimming pool. When used in circulating cool water system, the dosage of 15-20ppm every 2-3 days in summer is preferred, in spring and autumn, every 3-5 days and in winter every 5-7 days. For insurance of effects, nonoxidative disinfector may be also added into this product.

Package & Storage

25KG / 50KG plastic drum / fiber drum, 25KG / 1000KG bag, or according to customer’s requirement.
Storage for one year in shady room,dry and ventilated place. Avoid to contact with any flammable substance or reductant.

Hazard & Safety Precaution

Hazard Information Satety Precaution

Oxidizing Agent, Class 5.1, UN 2465

Once contacted with eye and skin, flush with plenty of clean water and see doctor.

Alternative Name / Synonyms

  1. SDIC,
  2. DCCNa,
  3. NaDCC