SwellGel water storing granules
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SAFETY DATA SHEET according to EC directive 93/112/EC
SWELLGEL

Version 2     Revision date: 23.09.2003            

IDENTIFICATION OF THE SUBSTANCE/PREPARATION AND THE COMPANY/UNDERTAKING

Product Information

Product Name: SwellGel

COMPANY: Glowcroft Ltd, Williamsport Way, Lion Barn Industrial Estate, Needham Market,                  Suffolk IP6 8RW, Telephone: 01449 723330, Fax: 01449 723675

COMPOSITION/INFORMATION ON INGREDIENTS

Chemical characterisation:
Chemical Name:Anionic Polyacrylamide
Chemical formula:Polymer
Common Name:SwellGel
CAS No.:390-690-9           
Hazard Classification:0
Risks (R-phrases)none

HAZARDS IDENTIFICATION

No hazard rating.  Not listed as hazardous for shipment by land, sea or air

FIRST AID MEASURES
Eye contact: Rinse with much water for a prolonged time. If ill effects occur seek medical advice.                   
Skin contact: Wash with water and soap. Take off contaminated clothing.
Ingestion: If ill effects occur seek medical advice immediately.
                                               
FIRE-FIGHTING MEASURES
Specific hazards during fire: In case of fire carbon monoxide,           fighting nitrogen oxides
Special protective equipment: Self contained positive pressure for fire fighters breathing           apparatus, goggles, gloves, overalls and boots.
Suitable extinguishing media: Water mist, foam,carbon dioxide,dry powder. Avoid using water as product becomes very slippery when wet.

ACCIDENTAL RELEASE MEASURES

Personal precautions: Spilled product in contact with water or moisture causes surfaces to become extremely slippery.  If slipperiness remains, apply dry sweeping compound.

Environmental precautions           : Collect and flush small residuals with much water into the drain for subsequent biological waste effluent treatment.

HANDLING AND STORAGE

Handling

Safe handling advice: Use respiratory protection when exceeding limit (see Personal Protection) and dust is formed. Ensure sufficient workplace ventilation.
Advice on protection against: No special requirements fire and explosion

Storage
Requirements for storage: Do not use iron, copper or aluminium containers areas and containers or equipment

EXPOSURE CONTROLS/PERSONAL PROTECTION

Components with workplace control parameters

Control parameters: UK HSE EH40

Exposure controls: 10mg/m3  8-hour TWA total inhalable dust 4mg/m3  8-hour TWA respirable dust

Personal protection equipment

Respiratory protection: Dust mask in dusty atmospheres (disposable EN149 FFP2S).
Hand protection: Gloves
Eye protection: Protective goggles or safety glasses
Skin protection: Overalls and boots

PHYSICAL AND CHEMICAL PROPERTIES 

Appearance

Form: Powder

Particle size: 200 – 2000 um
Colour            : off white
Odour: odourless

Other data

Fusing temperature: Not applicable

Starts to boil at: Not applicable
Flash point: Not applicable
Ignition temperature            : Not determined
Upper explosion limit: Not applicable
Vapour pressure: <20 hPa at 20.0 oC                                           

Bulk density: 650 kg/m3

Water solubility: at 20.0 oC Essentially insoluble. Swells                     
pH: 7.75 at 1.0 g/l               
Viscosity, dynamic: at 20.0 oC Not applicable
                                                         

STABILITY AND REACTIVITY

Thermal decomposition: >200 oC Stable under usual application conditions

                                                         
TOXICOLOGICAL INFORMATION

Acute oral toxicity: LD50 Dose: >5000 mg/kg Limit test                      

Acute dermal toxicity: LD50 Dose: >2000 mg/kg Limit test                
Skin irritation            : Rabbit Method: OECD Nr. 404, Not irritative to the skin
Eye irritation : Rabbit Method: OECD Nr. 405 Not irritative                                                    
Sensitisation : No sensitisation

ECOLOGICAL INFORMATION

Elimination information (persistence and degradability)

Biodegradability: Result: Not rapidly degradable under aerobic conditions.

Ciliate toxicity: EC50 Tetrahymena pryriformis 6000 mg/1: Exposure time: 24.00 h

Bacterial toxicity: EC50 Ps. Putida 8000 mg/1: Exposure time: 24.00 h Method: DEV L 8

Fish toxicity: LC50 Leuciscus idus ~ 3600 mg/1: Exposure time: 96.00 h  Method: OECD Nr 203
Fish toxicity: LC50 Brachydanio rerio  ~ 5000 mg/1: Exposure time: 96.00 h Method: OECD Nr. 203                                                  
DISPOSAL CONSIDERATIONS

Product: Dispose of whilst observing local legal regulations, e.g. in a suitable incineration plant.                                 

Contaminated packaging: Undamaged packaging may be responsibly reused after proper cleaning.
                                                             
TRANSPORT INFORMATION

Further information: Not restricted according to transport regulations.

REGULATORY INFORMATION

Labelling according to EEC Directive

General advice: not subject to compulsory marking

Symbol: none required
Risk phrases            : none
Safety phrases: S82 – Spills are slippery when wet

OTHER INFORMATION

Residual monomers           : acrylamide < 0.02%

Residual monomers           : Acrylic acid < 0.06%

The information provided in this Safety Data Sheet is correct to the best of our knowledge, information and belief at the date of its publication.  The information given is designed only as a guidance for safe handling, use, processing, storage, transportation, disposal and release and is not to be considered a warranty or quality specification.  The information relates only to the specific material designated and may not be valid for such material used in the combination with any other materials or in any process, unless specified in the text.