# NIOSH Pocket Guide to Chemical Hazards
Subtilisins | CAS 1395-21-7 (BPN) 9014-01-1 (Carlsburg)
| RTECS CO9450000 (BPN) CO9550000 (Carlsburg)
Synonyms & Trade Names Bacillus subtilis, Bacillus subtilis BPN, Bacillus subtilis Carlsburg, Proteolytic enzymes, Subtilisin BPN, Subtilisin Carlsburg [Note: Commercial proteolytic enzymes are used in laundry detergents.] | DOT ID & Guide
Exposure Limits | NIOSH REL: ST 0.00006 mg/m3 [60-minute]
OSHA PEL†: none
IDLH N.D. | Conversion
Physical Description Light-colored, free-flowing powders. [Note: A protein containing numerous amino acids.]
MW: 28,000 (approx) | BP: ? | MLT: ? | Sol: ?
VP: 0 mmHg (approx) | IP: NA |  | Sp.Gr: ?
Fl.P: NA | UEL: NA | LEL: NA |
Incompatibilities & Reactivities None reported
Measurement Methods None available
Personal Protection & Sanitation Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated Remove: When wet or contaminated Change: Daily | First Aid (See procedures) Eye: Irrigate immediately Skin: Soap wash Breathing: Respiratory support Swallow: Medical attention immediately
Respirator Recommendations To be added later
Exposure Routes inhalation, ingestion, skin and/or eye contact
Symptoms Irritation eyes, skin, respiratory system; respiratory sensitization (enzyme asthma): sweating, headache, chest pain, flu-like symptoms, cough, breathlessness, wheezing
Target Organs Eyes, skin, respiratory system
See also: INTRODUCTION