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Starch																				Related Pages
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 RELTWA 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.]													
										
Molecular Weightvaries	
	Boiling PointDecomposes
	Melting PointDecomposes
	SolubilityInsoluble
	Vapor Pressure0 mmHg (approx)
	Ionization PotentialNA											
Specific Gravity1.45	
	Flash PointNA
	Upper Explosive LimitNA
	Lower Explosive LimitNA
	
	Minimum Explosive Concentration50 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
					  ICSC CARD: 1553

			
							

			Page last reviewed:  October 30, 2019						Content
							source: 	National Institute for Occupational Safety and Health NIOSH Pocket Guide to Chemical Hazards
Introduction
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Chemical Names, Synonyms and Trade Names
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CAS Numbers
RTECS Numbers
Appendices
A – NIOSH Potential Occupational Carcinogens
B – Thirteen OSHA-Regulated Carcinogens
C – Supplementary Exposure Limits
D – Substances with No Established RELs
E – OSHA Respirator Requirements for Selected Chemicals
F – Miscellaneous Notes
G – 1989 Air Contaminants Update Project: Exposure Limits NOT in Effect
Type C & CE – Definitions for Type C and Type CE Respirators
Personal Protection and Sanitation Codes
First Aid Procedures Follow NIOSH Facebook
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