NIOSH Publication No. 2005-151:

NIOSH Pocket Guide to Chemical Hazards

September 2005

Cellulose

CAS
9004-34-6

(C6H10O5)n

RTECS
FJ5691460
Synonyms & Trade Names

Hydroxycellulose, Pyrocellulose
DOT ID & Guide

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)
IDLH
N.D. See: IDLH INDEX
Conversion
Physical Description
Odorless, white substance. [Note: The principal fiber cell wall material of vegetable tissues (wood, cotton, flax, grass, etc.).]
MW: 160,000-560,000
BP: Decomposes
MLT: 500-518°F (Decomposes)
Sol: Insoluble
VP: 0 mmHg (approx)
IP: NA

Sp.Gr: 1.27-1.61
Fl.P: NA
UEL: NA
LEL: NA

Combustible Solid
Incompatibilities & Reactivities

Water, bromine pentafluoride, sodium nitrate, fluorine, strong oxidizers
Measurement Methods
NIOSH 0500, 0600, 7404
See: NMAM or OSHA Methods
Personal Protection & Sanitation
(See protection)
Skin: No recommendation
Eyes: No recommendation
Wash skin: No recommendation
Remove: No recommendation
Change: No recommendation

First Aid
(See procedures)
Eye: Irrigate immediately
Skin: Soap wash
Breathing: Fresh air

Respirator Recommendations
Not available.
Important additional information about respirator selection
Exposure Routes
inhalation, skin and/or eye contact
Symptoms
Irritation eyes, skin, mucous membrane
Target Organs
Eyes, skin, respiratory system
See also: INTRODUCTION