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Home Products Manufacturers Ingredients Health Effects
Product Information
Product Name: HTH Chlorinating Granules
Form: granules
Product Category: Landscape/Yard » chlorinator » Swimming Pool
Landscape/Yard » sanitizer » Swimming Pool
Customer Service: 866-484-7665
Date Verified: 2011-04-13
Date Entered: 2011-04-13
Related Items: Products with similar usage in this database
Manufacturer
Manufacturer: Arch Chemicals Inc.
Div. of Lonza
Address: 501 Merritt 7 P.O. Box 5204
City: Norwalk
State: CT
Zip Code: 06856
Telephone Number: 203-229-2900
Toll Free Number: 866-484-7665
Date Info Verified: 2013-05-11
Related Items: Products by this manufacturer
The following information (Health Effects, Handling/Disposal, and Ingredients) is taken from the product label and/or the Material Safety Data Sheet (MSDS) prepared by the manufacturer. The National Library of Medicine does not test products nor does it evaluate information from the product label or the MSDS. (What is an MSDS?) (Complete MSDS for this product)
Health Effects
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Acute Health Effects: From MSDS:Hazards IdentificationEmergency Overview: Toxic by inhalation. Corrosive to eyes and skin, Lung toxin.Routes of Entry: Inhalation, skin, eyes, ingestionPotential Health EffectsInhalation: Harmful if product is inhaled in high concentrations. Causes burns to respiratory tract. Inhalation of dust or vapor from this product can be irritating to the nose, mouth, throat and lungs. In confined areas, mechanical agitation can result in high levels of dust, and reaction with incompatible materials can result in high concentrations of chlorine vapor, either of which may result in burns to the respiratory tract, producing lung edema, shortness of breath, wheezing, choking, chest pains, impairment of lung function and possible permanent lung damage.Skin contact: Dry material causes moderate skin irritation. Wet material causes skin burns. Dermal exposure to dry material causes moderate skin irritation characterized by redness and swelling. Dermal exposure to wet material can cause severe irritation and/or burns characterized by redness, swelling and scab formation. Prolonged skin exposure may cause permanent damage.Eye contact: Causes burns to eyes. Severe irritation and/or burns can occur following eye exposure. Direct contact may cause impairment of vision and corneal damage.Ingestion: Moderately toxic if swallowed. Causes burns to digestive tract. Irritation and/or burns can occur to the entire gastrointestinal tract, including the stomach and intestines, characterized by nausea, vomiting, diarrhea, abdominal pain, bleeding, and/or tissue ulceration or perforation. Significant exposure to this material can lead to serious health effects and/or death.Medical Conditions Aggravated: Asthma, respiratory and cardiovascular disease.

Chronic Health Effects: From MSDS:Inhalation: Repeated inhalation exposure may cause impairment of lung function and permanent lung damage.Skin Contact: Effects similar to those from acute exposure. In addition, chronic exposure to wet material may cause effects secondary to tissue destruction.Ingestion: There are no known or reported effects from chronic ingestion except for effects similar to those experienced from single exposure. The acute corrosivity of this product, makes chronic ingestion of significant amounts unlikely.Sensitization: This material is not known or reported to be a skin or respiratory sensitizer.
Carcinogenicity: This product is not known or reported to be carcinogenic by any reference source including IARC, OSHA, NTP or EPA.

First Aid: General Advice: Call a poison control center or doctor for treatment advice. For 24-hour emergency medical assistance, call Arch Chemical Emergency Action Network at 1-800-654-6911. Have the product container or label with you when calling a poison control center or doctor, or going for treatment.Inhalation: Move person to fresh air. If person is not breathing, call 911 or an ambulance, then give artificial respiration, preferably mouth-to-mouth if possible. Call a poison control center or doctor for further treatment advice.Skin Contact: Take off contaminated clothing. Rinse skin immediately with plenty of water for 15-20 minutes. Call a poison control center or doctor for treatment advice.Eye Contact: Hold eye open and rinse slowly and gently with water for 15-20 minutes. Remove contact lenses, if present, after the first 5 minutes, then continue rinsing eye. Call a poison control center or doctor for treatment advice.Ingestion: Call a poison control center or doctor immediately for treatment advice. Have person sip a glass of water if able to swallow. Do not induce vomiting unless told to do so by a poison control center or doctor. Do not give anything by mouth to an unconscious person.Notes to Physician: Probable mucosal damage may contraindicate the use of gastric lavage.
Health Rating: 3
Flammability Rating: 0
Reactivity Rating: 1
HMIS Rating Scale: 0 = Minimal; 1 = Slight; 2 = Moderate; 3 = Serious; 4 = Severe; 
N = No information provided by manufacturer; * = Chronic Health Hazard
MSDS Verified Date: 2011-04-13
MSDS Date: 2010-11-08
Handling/Disposal
Handling: Avoid inhalation of dust and fumes. Do not take internally. Avoid contact with skin, eyes and clothing. Upon contact with skin or eyes, wash off with water. Remove contaminated clothing and wash before reuse.Keep product tightly sealed in original containers. Store product in a cool, dry, well-ventilated area. Store away from combustible or flammable products. Keep product packaging clean and free of all contamination, including, e.g. other pool treatment products, acids, organic materials, nitrogen-containing compounds, dry powder fire extinguishers (containing mono-ammonium phosphate), oxidizers, all corrosive liquids, flammable or combustible materials, etc.
Disposal: As a nonhazardous waste, it should be disposed of in accordance with local, state and federal regulations.
Ingredients from MSDS/Label
ChemicalCAS No / Unique IDPercent
Calcium carbonate000471-34-10-4
Calcium hydroxide001305-62-00-5
Sodium chloride007647-14-55.0-15.0
Water007732-18-517-22
Calcium hypochlorite007778-54-340-55
Magnesium sulfate heptahydrate010034-99-825-35
Calcium chloride anhydrous010043-52-40-4
Calcium chlorate010137-74-30-4
(Complete MSDS for this product)
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