MEGUIAR'S MC203 - Manual (Page 8)

MC203, Motorcycle Leather Cleaner/Conditioner (20-175A): MC20306
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Siloxanes and silicones, di-Me Dermal Rabbit LD50 > 19,400 mg/kg
Siloxanes and silicones, di-Me Ingestion Rat LD50 > 17,000 mg/kg
Triethanolamine Dermal Rabbit LD50 > 2,000 mg/kg
Triethanolamine Ingestion Rat LD50 9,000 mg/kg
Zinc oxide Dermal LD50 estimated to be > 5,000 mg/kg
Zinc oxide Inhalation-
Dust/Mist
(4 hours) Rat LC50 > 5.7 mg/l
Zinc oxide Ingestion Rat LD50 > 5,000 mg/kg
Mixture of 5-chloro-2-methyl-2H-isothiazol-3-one and 2-methyl-
2H-isothiazol-3-one Dermal Rabbit LD50 87 mg/kg
Mixture of 5-chloro-2-methyl-2H-isothiazol-3-one and 2-methyl-
2H-isothiazol-3-one Inhalation-
Dust/Mist
(4 hours) Rat LC50 0.33 mg/l
Mixture of 5-chloro-2-methyl-2H-isothiazol-3-one and 2-methyl-
2H-isothiazol-3-one Ingestion Rat LD50 40 mg/kg
ATE = acute toxicity estimate
Skin Corrosion/Irritation
Name Species Value
Distillates (petroleum), hydrotreated middle Rabbit Minimal irritation
Stearic Acid Rabbit Mild irritant
Siloxanes and silicones, di-Me Rabbit No significant irritation
Triethanolamine Rabbit Minimal irritation
Zinc oxide Human
and
animal No significant irritation
Mixture of 5-chloro-2-methyl-2H-isothiazol-3-one and 2-methyl-2H-isothiazol-3-
one Rabbit Corrosive
Serious Eye Damage/Irritation
Name Species Value
Distillates (petroleum), hydrotreated middle Not
available Mild irritant
Stearic Acid Moderate irritant
Siloxanes and silicones, di-Me Rabbit No significant irritation
Triethanolamine Rabbit Mild irritant
Zinc oxide Rabbit Mild irritant
Mixture of 5-chloro-2-methyl-2H-isothiazol-3-one and 2-methyl-2H-isothiazol-3-
one Rabbit Corrosive
Skin Sensitisation
Name Species Value
Triethanolamine Human Some positive data exist, but the data are not
sufficient for classification
Zinc oxide Guinea
pig Some positive data exist, but the data are not
sufficient for classification
Mixture of 5-chloro-2-methyl-2H-isothiazol-3-one and 2-methyl-2H-isothiazol-3-
one Human
and
animal Sensitising
Photosensitisation
Name Species Value
Mixture of 5-chloro-2-methyl-2H-isothiazol-3-one and 2-methyl-2H-isothiazol-3-
one Human
and
animal Not sensitizing
Respiratory Sensitisation
Name Species Value
Germ Cell Mutagenicity
Name Route Value