MATERIAL SAFETY DATA SHEET
LABSA
Company Information
Company Name: BEST INC., LIMITED
Rooms 1318-20, 13/F Hollywood Plaza, 610 Nathan Road, Mongkok, Kowloon, Hong Kong
Phone Number: +852-30774337
Fax Number: +852-30774338
General Information
Product name: LABSA
INCI name: Dodecylbenzene Sulfonic Acid
Composition
Contains CAS No. Parts Symbol R-Phrase
Dodecylbenzene Sulfonic Acid 27176-87-0
Or 85117-49-3 >96% C corrosive R 22,34
Sulfuric Acid 7664-93-9 0-1% C corrosive R 34
Hazard Identification
Harmful if swallowed. Causes burns.
First Aid Measures
General: Immediately remove contaminated clothing. Rinse with water.
Ingestion: Rinse mouth and provide fresh air. Dilute by drinking milk copiously. Contact physician.
Skin: Wash the skin immediately with soap and water. Get medical attention if any discomfort continues.
Eyes: Promptly wash eyes with plenty of water while lifting the eyelids. Continue to rinse for at least 15 minutes. Get medical attention.
Fire-Fighting Measures
Extinguishing media: This material is not flammable. Fire can be extinguished using foam, carbon dioxide, sand, dolomite, etc.
Hazardous combustion products: Carbon dioxide (CO2), Carbon monoxide (CO), Sulfurous
gases (SOx).
Protective measures in fire: Cool down the packing. In case of fire, wear self-contained breathing
apparatus.
Accidental Release Measures
Personal precaution: Hand and eye protection. Spilled product gives a slippery surface.
Precautions to protect
environment: Do not discharge product into natural waters without pretreatment.
Spill cleanup methods: Contain with absorbent material and dispose. Flush area with water for
smaller spills.
Handling & Storage
Usage precautions: Avoid spills. Avoid skin and eye contact.
Storage precautions: Keep containers tightly closed. Store at moderate temperatures. Store above
50°C will give darker colour.
Exposure Controls & Personal Protection
Protective equipment: Protective gloves should be used if there is a risk of direct contact or splash.
Eye protection: Wear approved chemical safety goggles where eye exposure is reasonably
probable.
Physical & Chemical Properties
Appearance: Brown, viscous liquid with a penetrating odour.
Viscosity at 60°C ca. 200 cps.
Viscosity at 20°C ca. 2000 cps.
S.G. at 20°C 1.03 g/ml
Mol. Weight 322 +2
Neutralization # 179 mg KOH/g sulphonic acid
Flash point (°C) >90° (DIN 51758)
pH (1% solution) ca. 1.5
Stability & Reactivity
Reactivity: Reacts with alkalis and generates heat.
Hazardous decomp. products: No hazardous decomposition products.
Toxicological Information
Health warnings: This chemical may cause skin/eye irritation and burns (corrosive). Gas or vapour may irritate respiratory system . Harmful if swallowed.
Ecotoxicological Information
LC-50 value for fish: 1-5 mg/l
LC-50 value for Daphnia: 15 mg/l
LC-50 value for algae: 10-300 mg/l
Degradation: Readily biodegradable
Primary biodegradation: MBAS: 93-97%
Total biodegradation: Most: 73-84%
Closed bottle: 55-65%
Sturm: 45-76%
Disposal Consideration
General/cleaning: Must be disposed of by special means, e.g. suitable incineration, in accordance with local regulations.
Transport Information
ADR UN No.: 2586
Class No.: 8
Item No.: 34c
Hazard No.: 80 Corrosive or slightly corrosive substance.
IMO UN No.: 2586
IMDG class: 8
Packing gr.: III
EmS No.: 8-06
MFAG No.: 700
IATA UN No.: 2586
ICAO class: 8
Packing gr.: III
