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Sigma-Aldrich

Sodium dichloroisocyanurate dihydrate

≥98.0% (AT)

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Synonym(s):
NaDCC, Dichloroisocyanuric acid sodium salt dihydrate
Empirical Formula (Hill Notation):
C3Cl2N3NaO3 · 2H2O
CAS Number:
51580-86-0
Molecular Weight:
255.98
EC Number:
220-767-7
MDL number:
MFCD00149404
UNSPSC Code:
12352107
PubChem Substance ID:
57649447
NACRES:
NA.22

Quality Level

100

Assay

≥98.0% (AT)

reaction suitability

reagent type: oxidant

impurities

~0.5% free chloride

SMILES string

[Na+].[H]O[H].[H]O[H].[O-]C1=NC(=O)N(Cl)C(=O)N1Cl

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

InChI key

PYILKOIEIHHYGD-UHFFFAOYSA-M

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General description

Sodium dichloroisocyanurate dihydrate is a solid chlorine bleaching agent generally used as an alternative to sodium hypochlorite for water treatment.

Application

Calibration substance for the photometric determination of active chlorine. Guidelines for the analysis of waste water and surface water, Part 1; 28/3; Federal Department of Home Affairs 1982.
Sodium dichloroisocyanurate dihydrate can be used as a chlorine source to convert alkoxyl-s-triazines into N-chlorinated alkoxy-s-triazines.

Signal Word

Danger

Hazard Statements

H302,H314,H335,H410

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Corr. 1A - STOT SE 3

Target Organs

Respiratory system

Supplementary Hazards

EUH031,EUH044

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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Andreja Škiljaica et al.
Plant molecular biology, 102(4-5), 359-372 (2019-12-19)
Protein degradation is essential in plant growth and development. The stability of Cullin3 substrate adaptor protein BPM1 is regulated by multiple environmental cues pointing on manifold control of targeted protein degradation. A small family of six MATH-BTB genes (BPM1-6) is
Bleaching agents.
Kirk-Othmer Encyclopedia of Chemical Technology (2003)
Lobna A El Zawawy et al.
Journal of the Egyptian Society of Parasitology, 40(1), 165-185 (2010-05-28)
The present study was conducted to investigate the efficacy of sodium dichloroisocyanurate (NaDCC) on the infective stages of common food-borne intestinal protozoa; Entamoeba histolytica (E. histolytica), Giardia lamblia (G. lamblia), Cryptosporidium, Cyclospora and Microsporidia; beside its effect on raw green
Seema Jain et al.
The American journal of tropical medicine and hygiene, 82(1), 16-22 (2010-01-13)
We conducted a randomized, placebo-controlled, triple-blinded trial to determine the health impact of daily use of sodium dichloroisocyanurate (NaDCC) tablets for household drinking water treatment in periurban Ghana. We randomized 240 households (3,240 individuals) to receive either NaDCC or placebo
Natali Shirron et al.
Journal of food protection, 72(11), 2413-2417 (2009-11-12)
With increased concerns over failures in vegetable and fruit sanitation, evaluating the efficacy of widely approved chemicals is ever more important. The purpose of this study was to determine whether sanitation treatments are equally effective against indicator bacteria and human
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