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Starch
Synonyms & Trade Names Corn starch, Rice starch, Sorghum gum, α-Starch, Starch gum, Tapioca starch
CAS No. 9005-25-8		RTECS No. GM5090000		DOT ID & Guide
Formula (C₆H₁₀O₅)n		Conversion		IDLH N.D. See: IDLH INDEX
Exposure Limits NIOSH REL : TWA 10 mg/m³ (total) TWA 5 mg/m³ (resp) OSHA PEL : TWA 15 mg/m³ (total) TWA 5 mg/m³ (resp)				Measurement Methods NIOSH 0500 , 0600 See: NMAM or OSHA Methods
Physical Description Fine, white, odorless powder. [Note: A carbohydrate polymer composed of 25% amylose & 75% amylpectin.]
MW: varies	BP: Decomposes	MLT: Decomposes	Sol: Insoluble	VP: 0 mmHg (approx)	IP: NA
Sp.Gr: 1.45	Fl.P: NA	UEL: NA	LEL: NA		MEC: 50 g/m³
Noncombustible Solid, but may form explosive mixture with air.
Incompatibilities & Reactivities Oxidizers, acids, iodine, alkalis
Exposure Routes inhalation, ingestion, skin and/or eye contact
Symptoms irritation eyes, skin, mucous membrane; cough, chest pain; dermatitis; rhinorrhea (discharge of thin nasal mucus)
Target Organs Eyes, skin, respiratory system
Personal Protection/Sanitation (See protection codes) Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: Daily Remove: When wet or contaminated Change: Daily				First Aid (See procedures) Eye: Irrigate immediately Skin: Soap wash Breathing: Fresh air Swallow: Medical attention immediately
Respirator Recommendations Not available. Important additional information about respirator selection
See also: INTRODUCTION See ICSC CARD: 1553