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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
 
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