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SAN JOAQM DELTA COLLEGE <br /> NOTATIONS DESCRIPTIVE OF THE TOXICOLOGY <br /> Abbreviation Definition (not limited to effects listed} <br /> TER Teratogenic effects- nontransmnssnble changes produced in the offspring <br /> UNS Unspecified effects-the toxic effects were unspecific in the reference <br /> WBC White blood cell effects - effects on any of the cellular units other than erythrocytes, including any <br /> change in number or form <br /> TABLE IV (cont) <br /> HODGE STERNER TABLE <br /> Exper LD50 Dose Probable <br /> per Kilogram of Degree of Lethal Dose for <br /> Body weight Toxncn a 70 kg Man <br /> < 10 mg Dangerously Toxic A taste <br /> 1-50 mg Seriously Toxic A Teaspoonful <br /> 50-500 mg Highly Toxic An Ounce <br /> 0 5-5 gm Moderately Toxic A Pmt <br /> 5-15 gm Slightly Toxic A Quart <br /> > 15 gm Extremely Low Toxicity More Than A <br /> Quart <br /> TABLE V <br /> Toxicity is defined as the ability of a chemical to cause injury once it reaches a susceptible m or on the body Hazard is <br /> defined as the likelihood that a chemical vAll cause injury under circumstances of normal use <br /> Exposures-Acute exposure,which entails a short duration,means exposure to chemicals absorbed by inhalation,dermally,or <br /> by ingestion with the duration of total exposure measured in seconds, minutes or hours As applied to ingestion it means a <br /> single dose <br /> Subchrome exposure means intermediate exposures between acute and chronic and may be for up to 90 days <br /> Chronic exposure means exposures of long duration and as applied to dermal and inhalation covers prolonged or repeated <br /> exposures with durations of days,months,or years With ingestion,it means repeated doses of the chemical for days,months, <br /> or years See Table VI for exposure descriptions <br /> Page #6 <br />