Molekula
Dichloroisocyanuric acid sodium salt dihydrate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Dichloroisocyanuric acid sodium salt dihydrate is a chlorinating agent and disinfectant widely used in water treatment, sanitization, and as a bleaching agent in industrial and municipal applications. This white crystalline solid has a CAS number of 51580-86-0, a molecular formula of C3Cl2N3NaO3 · 2H2O, and a molecular weight of 255.98. It is stored at ambient temperatures but requires careful handling due to its hazardous nature, indicated by the signal word "Danger." Molekula supplies Dichloroisocyanuric acid sodium salt dihydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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1 kg — £119.20 per pack ex VAT · £143.04 inc. VAT
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Specifications
| Property | Value |
|---|---|
| Appearance | White to faintly beige powder to fine crystals |
| Carbon (C) | 14.08% (theory) |
| Assay (Titration) on dried basis | 98 - 102% |
| Hydrogen (H) | 1.58% (theory) |
| Nitrogen (N) | 16.42% (theory) |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 8 |
| Packing Group | I |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | White, free-flowing crystalline powder or granular solid |
| Odour | Chlorine odor |
Source: PubChem CID 23667638 (U.S. Chemical Safety and Hazard Investigation Board (CSB))
Identification
| Property | Value |
|---|---|
| SKU | 14579217 |
| CAS Number | 51580-86-0 |
| IUPAC Name | sodium;1,5-dichloro-4,6-dioxo-1,3,5-triazin-2-olate;dihydrate |
| EC Number | 220-767-7 |
| Molecular Formula | C3Cl2N3NaO3 · 2H2O |
| Molecular Weight | 255.98 |
| Exact Mass | 254.9426 |
| SMILES | C1(=NC(=O)N(C(=O)N1Cl)Cl)[O-].O.O.[Na+] |
| InChIKey | PYILKOIEIHHYGD-UHFFFAOYSA-M |
| InChI | InChI=1S/C3HCl2N3O3.Na.2H2O/c4-7-1(9)6-2(10)8(5)3(7)11;;;/h(H,6,9,10);;2*1H2/q;+1;;/p-1 |
| PubChem CID | 23667638 |
| UN Number | UN3261 |
| REACH Code | Y110 |
| HTS Code | 2933696050 |
| Tariff Code | 2933698090 |
Safety & GHS
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Corrosive
GHS05
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Health Hazard
GHS07
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Hazardous to the Environment
GHS09
Hazard statements
- EUH031 Contact with acids liberates toxic gas
- EUH044 Risk of explosion if heated under confinement
- H302+332 Harmful if swallowed or inhaled
- H314 (sub cat. 1A) Causes severe skin burns and eye damage
- H335 May cause respiratory irritation
- H400 Very toxic to aquatic life
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P302+350 IF ON SKIN: Gently wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in Czech, English, French, German, Italian, Portuguese, Spanish, Swedish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 1,3,5-Triazine-2,4,6(1H,3H,5H)-trione, 1,3-dichloro-, sodium salt, dihydrate
- 1,3Dichloro1,3,5triazine2,4,6(1H,3H,5H)trione, sodium salt, dihydrate
- C3H4Cl2N3NaO5
- NaDCC dihydrate
- Sodium dichloro-s-triazinetrione dihydrate
- Sodium Dichlorodi-Isocyanurate, Dihydrate
- Sodium dichloroisocyanurate dihydrate
- sodium;1,5-dichloro-4,6-dioxo-1,3,5-triazin-2-olate;dihydrate
- Triazine, 2,4,6(1H,3H,5H)trione, 1,3dichloro, sodium salt, dihydrate
- Troclosene sodium dihydrate
Frequently asked questions
What is dichloroisocyanuric acid sodium salt dihydrate commonly used for?
It is primarily used as a disinfectant, sanitizer, and bleaching agent in water treatment, swimming pools, and industrial cleaning applications.
What is the chemical formula and molecular weight?
The formula is **C₃Cl₂N₃NaO₃·2H₂O**, and the molecular weight is **255.98 g/mol**.
How should this product be stored?
Store at **ambient temperature** in a cool, dry place, away from incompatible substances and moisture.
What grades or purities are available for this product?
Molekula supplies this product in **technical/industrial grade** purity, suitable for most disinfection and sanitization applications.
Can Molekula supply this product in bulk quantities?
Yes, we offer bulk packaging options—please contact our sales team for specific quantities and pricing.
What documentation comes with an order of this product?
Each order includes a **Certificate of Analysis (CoA)**, Safety Data Sheet (SDS), and a product specification sheet.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.