USER GUIDE GREENFLOC 213A
Contents
1. YD USER GUIDE HYDRA Date of issue 12 06 2005 GREENFLOC 213A 1 Identification of the substance preparation and of the company Identification of the product Product name Greenfloc 213A anionic flocculant Manufacturer supplier identification HYDRA 2002 Research Development and Consulting Ltd Address Ovaros ter 14 8200 Veszprem Hungary Phone Fax 36 88 422 104 E mail hydra2002 hydra2002 hu 2 Introduction of the product Greenfloc 213A is an environmentally friendly starch based anionic flocculant Because of its non toxic character its application is very advantageous in drinking water treatment in the food industry or in the biotecnology either alone as flocculant or together with Al or Fe salts as coagulant aid Composition information on ingredients Starch derivative starch phosphate CAS No 11120 02 8 OH groups of the native starch C6H1005 n are partly substituted by PO groups DS 0 03 Physical and chemical properties Form powder Colour pale yellow Odour odourless pH value pH 7 in 100 g L H20 slurry Melting point not available Boiling point not available Ignition temperature 400 C Flash point not available Explosion limits lower not available upper not available Density not available Bulk density 500 700 kg m Solubility in water insoluble in cold water after swelling partially soluble in hot water Thermal decomposition 200 C 3 Authorization Approve2. d flocculant for food industry No 2415 1991 OETI and for drinking water treatment OTH 2748 2003 1 2 USER GUIDE GREENFLOC 213A 4 Application Application area Greenfloc 213A can be used in the drinking water treatment sugar industry food industry paper making other chemical technologies wastewater treatment alone or together with coagulants as coagulant aid It can be mixed with synthetic anionic flocculants Dosage In drinking water treatment with Al or Fe salts the usual dosage is 0 1 0 5 g m water maximal approved dosage is 1 g m In food industry and in other technologies the dosage is depending on many parameters the recommended dosage is ranging between 0 1 50 g m Dissolution of the flocculant e 1 part of the flocculant is mixed with 9 part of cold water stirred and heated up to 70 C then it is diluted to 0 1 w w with cold water This solution is added to the suspension to be flocculated e part of the flocculant is mixed with 5 part of cold water 0 25 part of 40 NaOH is added The mixture is stirred continuously 1 2 hours and and diluted to 0 1 w w with cold water This solution is added to the suspension to be flocculated 5 Handling and storage Powder Tightly closed Dry No further requirements At 5 C 25 C can be stored for 2 years Solution The solution of the product should not be stored for more than a day In case of longer storage its efficiency decreases and it can be fer
3. mented biologically degraded 6 Hazards identification According to the results of the study No 2415 1991 OETI National Institute of Food Hygiene and Nutrition the material should be enlisted in the practically non toxic category 7 First aid measures After inhalation fresh air After skin contact wash off water After eye contact rinse out with water 8 Accidental release measures Person related precautionary measures Avoid generation of dusts do not inhale dusts Procedures for cleaning absorption Clean up affected area Avoid generation of dusts Wet floor may be slippery when material is present 2 2
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