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Arsonic acid,As-(4-hydroxyphenyl)-

Alfa Aesar/Avocado Organics ?? Material Safety Data Sheet A19094

Alfa Aesar/Avocado Organics ?? Material Safety Data Sheet A19094

1. IDENTIFICATION OF SUBSTANCE AND SUPPLIER Name On Label :
4?Hydroxybenzenearsonic acid
Product Number : A19094
Supplier :
Johnson Matthey Catalog Company Inc.
30 Bond Street, Ward Hill, Massachusetts, 01835??8099
Emergency Telephone Number: (978) 521??6300; CHEMTREC: (800)
424??9300
Alternative Names : 4?Hydroxyphenylarsonic acid

2. COMPOSITION AND INFORMATION ON COMPONENTS Name :
4?Hydroxybenzenearsonic acid
MinorImpurities : Not determined
CAS Number : 98??14??6
EINECS Number : 2026413
EEC Number :

3. HAZARDS IDENTIFICATION Designation :
VERY TOXIC ~ IRRITANT
Risk Phrases
R26/27/28 Very toxic by inhalation, in contact with skin and if swallowed.
R33 Danger of cumulative effects.
R36/37/38 Irritating to eyes, respiratory system and skin.

4. FIRST AID MEASURES Inhalation
Remove to fresh air. If breathing is difficult give oxygen and seek
medical attention.

Eye Contact
Flush with copious amounts of water for at least 15 minutes. If irritation
persists, seek medical attention.

Skin Contact
Remove contaminated clothing. Wash affected area with soap and water.
Rinse thoroughly. If irritation persists or other symptoms are observed,
seek medical advice.

Ingestion

Alfa Aesar/Avocado Organics ?? Material Safety Data Sheet A19094 1
Alfa Aesar/Avocado Organics ?? Material Safety Data Sheet A19094

Rinse out mouth and drink lots of water. Seek urgent medical attention
and show physician the container details.

5. FIRE FIGHTING MEASURES Extiguishing Medium
Use fire fighting measures which suit the environment and take into
account other materials which may be involved. In general, water?based
extinguishers should not be used for fires involving organic materials.
Use carbon dioxide or dry powder.

Protective Equipment
Wear self?contained breathing apparatus and protective clothing.

Hazardous Products of Combustion May Include:
carbon monoxide, carbon dioxide.

6. ACCIDENTAL RELEASE MEASURES Personal Protection
Avoid inhalation or contact of spilled material with skin or clothing. Wear
protective equipment including rubber gloves, and eye protection. Keep
unprotected persons away.

Environmental Protection
Take precautions to ensure product does not contaminate the ground or
enter the drainage system.

Collection
Mix with vermiculite or proprietary absorbent material and transfer to
sealed containers for disposal.

7. HANDLING AND STORAGE Handling
Chemicals should be used only by those trained in handling potentially
hazardous materials. Rubber gloves, eye protection and protective
clothing should be worn. Operations should be carried out in an efficient
fume hood or equivalent system.

Storage
Store in tightly sealed containers in a cool place.
Protect from moisture.

5. FIRE FIGHTING MEASURES Extiguishing Medium Use fire fighting measures which suit the environmen
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Alfa Aesar/Avocado Organics ?? Material Safety Data Sheet A19094

8. EXPOSURE CONTROLS AND PERSONAL PROTECTION Respiratory
Avoid inhalation of product. Handle in an efficient fume hood or
equivalent system.

Eye
Avoid eye contact. Wear safety spectacles, goggles or, for larger
quantities, a full face mask.

Hands and Body
Irritant product. Avoid skin contact. Wear rubber gloves, protective
clothing and, for larger quantities, full arm, body and face protection.
Wash hands thoroughly after handling.

9. PHYSICAL AND CHEMICAL PROPERTIES Appearance : Yellow
crystals
Physical Constants: Not available
Molecular Formula : C6H7AsO4
Formula Weight : 218.04
Water Solubility :
Density : Not available
Flash Point : Not available

10. STABILITY AND REACTIVITY Specific Hazard
Incompatibilities
Strong oxidising agents.

Decomposition
Hazardous products of decomposition may include:
carbon monoxide, carbon dioxide.

11. TOXICOLOGICAL INFORMATION RTECS Number : CY5075000
Acute Toxicity
LD50 : IVN?MUS 56mg/kg
Very toxic by inhalation, in contact with skin and if swallowed. Danger of cumulative effects. Irritating to
eyes, respiratory system and skin.

8. EXPOSURE CONTROLS AND PERSONAL PROTECTION Respiratory Avoid inhalation of product. Hand
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Alfa Aesar/Avocado Organics ?? Material Safety Data Sheet A19094

12. ECOLOGICAL EFFECTS General
Take care to prevent chemicals from entering the ground, water courses
or drainage systems.

13. DISPOSAL CONSIDERATIONS Disposal
Disposal should be via an approved contractor and should take full
account of local regulations.

14. TRANSPORT INFORMATION UN Number : 2811
Land Transport
ADR/RIC Code/Class: 6.1 /Packing Group I
Maritime Transport IMDG Code/Class : 6.1 /Packing Group I
Air Transport IATA Code/Class : 6.1 /Packing Group I

15. REGULATORY INFORMATION CAS Number : 98??14??6
EINECS Number : 2026413
EEC Number :
UN Number : 2811
RTECS Number : CY5075000
Hazard Indication :
VERY TOXIC ~ IRRITANT

Risk and Safety Phrases
Very toxic by inhalation, in contact with skin and if swallowed.
Danger of cumulative effects.
Irritating to eyes, respiratory system and skin.

Wear suitable protective clothing and gloves.
In case of accident or if you feel unwell, seek medical advice
immediately (show the label where possible).

TSCA: Not listed. For research and development use only.

16. OTHER INFORMATION
It must be recognised that the physical and chemical properties of any product may not be fully understood
and that new, possibly hazardous products may arise from reactions between chemicals. The information
given in this data sheet is based on our present knowledge and shall not constitute a guarantee for any specific
product features and shall not establish a legally valid contractual relationship.

Date of Last Review: 3rd August 1998
Date Printed : 18th September 1998

12. ECOLOGICAL EFFECTS General Take care to prevent chemicals from entering the ground, water cours
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