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Sodium dichloroisocyanurate dihydrate

Primary Chemical Name :

Primary Chemical Name is the standard name assigned to a chemical substance.

Sodium dichloroisocyanurate dihydrate
CAS Registry Number:

Chemical Abstracts Service Registry Number is a unique identifier for a chemical and its synonyms. CAS numbers identify the chemical, but not its concentration or specific mixture.  CAS Registry Numbers are assigned by the Chemical Abstracts Service, a division of the American Chemical Society. For more information: www.cas.org

We have assigned ID numbers (with 6 leading zeros or nines, e.g., 000000-xx-x or 999999-xx-x) for blends and chemicals that do not have CAS numbers.

EC Number:

The EC Number, formerly known as the EINECS number is a unique 7-digit number (format: xxx-xxx-x) assigned to chemicals registered with the European Chemicals Agency (ECHA).


Synonyms are alternative names that represent the same chemical substance.

Sodium dichloroisocyanurate dihydrate;Sodium dichloro-s-triazinetrione dihydrate;1,3,5-Triazine-2,4,6(1H,3H,5H)-trione, 1,3-dichloro-, sodium salt, dihydrate

SVHC is a substance (identified by the European Chemicals Agency) that may have serious and often irreversible effects on human health and the environment. SVHC are defined in Article 57 of Regulation (EC) No 1907/2006 (“the REACH Regulation”) and include substances which are:
1.  Carcinogenic, Mutagenic or toxic to Reproduction (CMR), meeting the criteria for classification in category 1 or 2 in accordance with Directive 67/548/EEC or in category 1a or 1b in accordance with EC No 1272/2008This directive was recently replaced by the new EU regulation (EC) No 1272/2008.
2.  Persistent, Bioaccumulative and Toxic (PBT) or very Persistent and very Bioaccumulative (vPvB) according to the criteria in Annex XIII of the REACH Regulation, or
3.  Identified, on a case-by-case basis, from scientific evidence as causing probable serious effects to human health or the environment of an equivalent level of concern as those above (e.g. endocrine disrupters).


Sources for Information on Chemicals

List of 22 Brands that contain this chemical

Product Category
Commercial / Institutional
Hytron Chlorinated Automatic Dishwasher Detergent 1602372, Professional Use-05/29/2018
powder <1

Clorox Pool & Spa, Shock XtraBlue, 6 IN 1 Formula-05/27/2020

granules 72.0

HTH Pods Algae Guard-06/11/2018

granules 99.0

HTH Pre-Measured Water Soluble Pods Shock!-06/11/2018

granules 99.0

KemTek All-In-One Chlorinating Granules-09/19/2017

granules 99.0
Natural Chemistry Spa Chlorine Concentrate granules --
Kem Tek All in One Chlorinating Granules-Old Product granules 99
Kem Tek Splasher Pool Sanitizer-Old Product granules 99
Spa Kem All in One Chlorinating Granules-Old Product granules 99
Vinyl Pool Shock-Old Product granules 99
Inside the Home

Clorox Zero Splash Bleach Packs-11/31/2020

granules 20.0-40.0

Comet with Bleach Powder, Lavender Fresh-07/15/2015

powder 0.1-1.0
Hytron Chlorinated Automatic Dishwasher Detergent, 1602372, Professional Use-11/03/2017
powder <1

Lysol No Mess Automatic Toilet Bowl Cleaner with Bleach-05/28/2015

solid 1.0-2.5
9602_16027023 Image Sunlight Oxiaction Pouch.jpg
Sun Light Monodose OxiAction Automatic Dishwasher Detergent Pouch powder --
9598_16027018 Image Sun Light Lemon Auto Dish Detergent Powder.jpg
Sun Light OxiAction Automatic Dishwasher Detergent Powder with Rinse Aid, Regular Strength powder --
Sun Light Machine Dishwashing Powder-Old Product powder --
Cling with Bleach Clip-On Toilet Bowl Deodorizer and Cleaner-Old Product liquid 30.0-60.0
Comet Cleanser with Chlorinol-Old Product powder 0.9
Comet Multi Room Disinfectant Cleanser with Bleach, Lemon Fresh-Old Product powder 0.9
9947_18001349 Image Lysol Cling, Clip-On Toilet Bowl Deodorizer & Cleaner, Orange Grove.jpg
Lysol Brand Cling Clip-OnToilet Bowl Deodorizer and Cleaner, Orange Grove-03/22/2007-Old Product liquid 30-60
7187_Image Lysol Cling, Clip-On Toilet Bowl Deodorizer & Cleaner, Orange Grove.jpg
Lysol Cling 2 in 1 Clip-On, In Toilet Bowl Cleaner with Bleach, Lime Scent-Old Product gel 1.0-5.0