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Chemco 33-S <br />Safety Data Sheet <br />Product Code:0041 EN (English US)Page 5 of 7 <br />poly(oxy-1,2-ethanediyl), a-undecyl-w-hydroxy- (34398-01-1) <br />LD50 oral rat > 2000 mg/kg <br />LD50 dermal rabbit > 2000 mg/kg <br />ATE US (oral) 500 mg/kg body weight <br />disodium metasilicate (6834-92-0) <br />LD50 dermal rat > 5000 mg/kg body weight (Rat; Read-across; OECD 402: Acute Dermal Toxicity) <br />Skin corrosion/irritation : Causes skin irritation. <br />pH: 12.5 - 13.5 <br />Serious eye damage/irritation : Causes serious eye damage. <br />pH: 12.5 - 13.5 <br />Respiratory or skin sensitization : Not classified <br />Germ cell mutagenicity : Not classified <br />Based on available data, the classification criteria are not met. <br />Carcinogenicity : Not classified <br />2-butoxyethanol (111-76-2) <br />IARC group 3 - Not classifiable <br />Reproductive toxicity : Not classified <br />Based on available data, the classification criteria are not met. <br />STOT-single exposure : Not classified <br />STOT-repeated exposure : Not classified <br />Aspiration hazard : Not classified <br />Potential Adverse human health effects and <br />symptoms <br />: Based on available data, the classification criteria are not met. <br />Symptoms/effects after skin contact : Causes skin irritation. <br />Symptoms/effects after eye contact : Causes serious eye damage. <br />Symptoms/effects after ingestion : FOLLOWING SYMPTOMS MAY APPEAR LATER: Irritation of the gastric/intestinal mucosa. <br />Nausea. <br />SECTION 12: Ecological information <br />12.1. Toxicity <br />sodium xylenesulfonate (1300-72-7) <br />LC50 fish 1 > 1580 mg/l (Rainbow trout) <br />EC50 Daphnia 1 > 1020 mg/l <br />ErC50 (algae) 758 mg/l <br />NOEC chronic algae 240 mg/l <br />2-butoxyethanol (111-76-2) <br />LC50 fish 1 116 ppm (96 h; Cyprinodon variegatus; Nominal concentration) <br />EC50 Daphnia 1 1700 mg/l (48 h; Daphnia sp.; Nominal concentration) <br />LC50 fish 2 1341 ppm (96 h; Lepomis macrochirus) <br />EC50 Daphnia 2 1720 mg/l (24 h; Daphnia magna) <br />TLM fish 1 100 - 1000,96 h; Pisces <br />TLM other aquatic organisms 1 100 - 1000,96 h <br />Threshold limit algae 1 900 mg/l (168 h; Scenedesmus quadricauda) <br />Threshold limit algae 2 35 mg/l (192 h; Microcystis aeruginosa) <br />poly(oxy-1,2-ethanediyl), a-undecyl-w-hydroxy- (34398-01-1) <br />LC50 fish 1 7.5 (5 - 10) mg/l <br />EC50 Daphnia 1 7.5 (5 - 10) mg/l <br />ErC50 (algae) 50 (1 - 100) mg/l <br />disodium metasilicate (6834-92-0) <br />LC50 fish 1 210 mg/l (96 h; Brachydanio rerio) <br />EC50 Daphnia 1 216 mg/l (96 h; Daphnia magna; Static system) <br />LC50 fish 2 2320 mg/l (96 h; Gambusia affinis) <br />EC50 Daphnia 2 632 mg/l (96 h; Lymnaea sp.; Static system)