Physical and Chemical Properties Appearance, odour : yellowish powder. Melting Point : Not Available Boiling Point : Not Available Vapour Pressure (20°C) : Not Available Flash Point (Closed cup) :Not Available Flammability Limits (%) : NotAvailable Autoignition Temp (°C) : Not Available Density- G/Cm3at20 degreeC : 1.2±0.05 Flash Point: N/A PH(1% aqueous solution): 3.5-5.0 Water insoluble%:0.6 (25 deg C)
Section 1-Chemical Product and Company Identification
【Name of Goods 】: Polyacrylamide
【Appearance &Oder】: White crystalline power,odorless
【Identity for Samples】: Chemical Analysis
Section 2-Composition/Information on ingrediants
【Name】: Polyacrylamide
【Chemical formula 】: H2 H H2 H
( —C —C — ) — ( —C —C — )
∣ m ∣ n
【Molecular Weight】: 5-22 million
【CAS No】:9003-05-8
Section 3-Hazards Identification
【Most Important Hazards 】: None
【Adverse Human Health Effects 】: None
【Enviromental Effects 】: None
【Physical and Chemical Hazards 】: None
Section 4-First Aid Measures
【Inhalation 】 :In case of gases evolving from melted resin ，move subject to fresh air ．Treat Symptomatically．
【Skin Contact】:In case of pellets or powder: wash with water．
In case of melt: Wash affected skin area and clothing with plenty of (soap and water．Seek medical advice．
【Eye Contact】:In case of pellets or powder，flush with plenty of water for at least 15 minutes ．Seek medical advice if any dust particles still remain ．In case of gases evolving from melted resin of high temperature. Flush with plenty of water for at least l5 minutes. Seek medical advice if necessary．
【 Ingestion 】 :Induce vomiting ． Rinse mouth with water ．Seek medical advice if
Necessary.
Section 5-Fire Fighting Measures
【Extinguishing Media 】: Water ，Foam ，Dry chemical powder 【Special Fire- Fighting Procedure】: Self contained breathing apparatus 【Fire and Explosion Hazards 】: None
Section 6-Accident Release Measures
If spilled on road or floor, sweep and collect materials to prevent slipping all fal1ing， Released materials must be collected for environmental protection.
Section 7-Handling and Storage
【Handling】: Prevent from fire around handling area．Maintain good house keeping standards to prevent accumulation of dust．To avoid dust explosion, resulting from the existence of powder ，electrostatics eliminators and grounding should be fixed to such equipment as air transferring pipes ， bag filters and hoppers. Use electrically conductive filters for bag filters．
【Storage 】: Keep the materials at a cool dry place. Protect from direct sunlight, rain and violent temperature fluctuation. Fire is inhibited around storage area．
Section 8-Physical and Chemical Properties
【Threshold Limit Value】: Not determined
【Ventilation】: Necessary to exclude dust, fumes and gases.
【 Personal Protection Eye 】 :Wear safety glasses for general purpose ． Wear Chemical goggles for cleaning molding
machines．
【Respiratory】: Wear masks for cleaning molding machines.
【Gloves】: Necessary for handling melted resin.
Section 9-Physical and Chemical Properties
【Appearance】: White crystalloid
【Boiling Point Temperature】: Above 104℃
【Solubility】: Insoluble in water
【Specific Gravity】: 1.13
Section10-Stability and Reactivity
【Flammability】: No information
【Flash Point】: No determined
【Auto-ignition Temperature】: No
【Reactivity with Water】: No
【Stability】: Stable and non—reactive under normal
handling and storage condition.
【Thermal Decomposition Gases】: CO ，SM and MMA ZOWO TECHNOLOGY
Section 11-Toxico Logical Information
【Irritation 】: Fumes or vapors generated from decomposing resin maybe irritant to eyes．
【Acute Oral Toxicity】: Oral LDco(rat)>5g／kg(Assumed value)
【Mutagenicity】: No determined
Section 12-Ecological Information
To avoid being taken by ocean species or birds, disposal of the waste to the ocean and water sources is inhibited.
Section 13-Disposal Considerations
Controlled incineration or landfill according to local, state or national 1aws and regulations concerning health and pollution．
Inadequate incineration may generate toxic gases such as CO ，MMA and SM.
Section 14-Transport Information
Avoid moisture and rough handling which may damage its package, if bag is broken and the materials are spilled,sweep and collect them immediately to prevent spilling and falling.
Section 15-Regulatory Information
Comply with national and local regulations.
关键字： 絮凝剂;水处理;污水处理;聚合氯化铝PAC;聚丙烯酰胺PAM;
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