SDS

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1, 3-Dichloro-5-ethyl-5-methylhydantoin: Oral rat LD50- 579 mg/kg; Skin irritation (rabbit) - corrosive.
Chloro-5-ethyl-5-methylhydantoin: No toxicity data available
12 – Ecological Information
Ecotoxicity:
1,3-Dichloro-5,5-dimethylhydantoin: 96 hr LC50 Rainbow trout- 1.10 mg/L, 48 hr EC50 Daphnia magna- 0.95
mg/L
1,3-Dichloro-5-ethyl-5-methylhydantoin: 96 hr LC50 Rainbow trout- 1.10 mg/L,96 hr LC50 Bluegill sunfish-
0.87 mg/L, 48 hr EC50 Daphnia magna- 0.95 mg/L, 72 hr EbC50 Green algae- 0.12 mg/L.
Concentrated Bleach is very toxic to aquatic organisms. Diluted product in use is not expected to present a
hazard to the environment.
Persistence and Degradability: No data available
Bioaccumulative Potential: Bioaccumulation is not expected from the bleach tablet based on an
assessment of the ingredients.
Mobility in Soil: No data available
Other Adverse Effects: None known
13 - Disposal Considerations
Dispose in accordance with federal, state, and local regulations. RCRA hazardous waste no: D001
14 – Transportation Information
DOT Surface Shipping Description: UN3085, Oxidizing Solid, Corrosive, N.O.S. (1,3-dichloro-5,5-
dimethylimidazolidine-2,4-dione), 5.1 (8), III, Ltd Qty
Canadian TDG Shipping Description: Consumer Commodity (Limited Quantity)
IMDG Shipping Description: UN3085, OXIDIZING SOLID, CORROSIVE, N.O.S. (1, 3-DICHLORO-5, 5-
DIMETHYLIMIDAZOLIDINE-2, 4-DIONE), 5.1 (8), III
ICAO Shipping Description: UN3085, OXIDIZING SOLID, CORROSIVE, N.O.S. (1, 3-DICHLORO-5, 5-
DIMETHYLIMIDAZOLIDINE-2, 4-DIONE), 5.1 (8), III
*Note: Inner packages with less than 5 liters of liquid/ 5 kg of solid are exempt from Marine Pollutant per
IMDG Code 2.10.2.7 and ICAO Special Provision A197.
NOTE: WD-40 Company does not test containers to assure that they meet the requirements for transport by
air. We do not recommend that our products be transported by air.
15 – Regulatory Information
This chemical is a pesticide product registered by the United States Environmental Protection Agency and is
subject to certain labeling requirements under federal pesticide law. These requirements differ from the
classification criteria and hazard information required for safety data sheets (SDS), and for workplace labels
of non-pesticide chemicals. The hazard information required on the pesticide label is reproduced below. The
pesticide label also includes other important information, including directions for use.
FIFRA Labeling:
HAZARDS TO HUMANS AND DOMESTIC ANIMALS
DANGER. Highly corrosive. May be fatal if swallowed. DO NOT TAKE INTERNALLY. Causes eye and skin
damage. Irritating to nose and throat. Avoid breathing dust. Do not get into eyes, on skin or clothing. Wear
rubber gloves when handling and wash thoroughly after handling.
PHYSICAL AND CHEMICAL HAZARDS
CHEMICAL HAZARD: STRONG OXIDIZING AGENT. Keep away from heat or flame. Mix only with water.