���:m@� Never transport chemicals to … CALCIUM SULFATE DIHYDRATE ICSC: 1734 Mineral white Magnesia white Sulfuric acid, calcium salt, dihydrate November 2009 CAS #: 10101-41-4 ACUTE HAZARDS … Abstract The article contains sections titled: 1. Calcium Sulfate, Lime, and Fly Ash MUMTAZ A. USMEN and LYLE K. MOULTON ABSTRACT Although a modest amount of information is available on the properties of lime-fly ash-calcium sulfate … ����n�'U�d��"�fm1� ~�%oඐ�"G(CX�v�3A��@ ��\@nJa���g�6>a���7�sX�}C3����:��k�VmBz�H���Z@=j�eG+]��sߝ{X6���v�B�Dw A>�c��k�̑�=�kZ�#���~��|\.�q�i���,���(��x2� H���� �z���:�Rd�a����� �U�K�)������Q��L٤W0����ڇ�R`U1G���0���al������l�����%�F2h|��+��.�',tJ���b[��� 2W��E\PQ�!�a�v�90�OlD@�?���*� � stream %%EOF Disposal Procedures: Dispose of material and containers in accordance with all local, state and federal regulations. �Tl Place into properly labeled containers for recovery or disposal. endstream endobj 20 0 obj <>stream Use a h޼T[k�0�+z�2�|�pڦ,]��:y�-18v�UH��Α|i�K��>����g��0""�DĄ˘HF�/��$"�#I..���ܤF �M�1����)�ו,�����νl��eI~���`,�i��a����A�=i}p~�������O/��.�;C8c�^i���T��X��Y}\M`=�p/ѐ£���վ(�%M����U{M�y2���"�hjm�����*-t�ڇ���Qe�'նԄ����7x����"��8����Ѷ���Vc�i��*�7E��wE�Tm1��EӚ˝j���q�8�Ϫ��^���4��^[>)(�1�v%B���%��m���Oܾ�h��� ... Calcium sulfate (All calcium sulfates are covered by the registration of the anhydrous form.) Calcium sulfate -0.2 Cobaltous chloride 0.85 13. A method of producing calcium sulfate with a flue gas scrubbing facility having a gas-liquid contactor that uses a calcium-based slurry to absorb sulfur dioxide from a flue gas containing acidic gases, wherein a byproduct containing calcium sulfite precipitate is produced that is accumulated in a reservoir, such as a pond, apart from the gas-liquid contactor. 0 3 0 obj �rr�����!��f��b�~�v�V��w�r�;���9+�6��4�Mw>��?g�r� �8�A����"{�Y A����iFg3�t({����tUq�w��x@]��g>Vd�Z�>�O���X���՝��Eg��\�I�Dqa��s������u��8_y}�w˿�(y�c��Mxl$�� ����D/Z��O���Y�����v���/ ���P Dust … This paper presents results of an experimental study on the influence of different activators on the engineering properties of the CTB containing fly ash. endstream endobj 15 0 obj <> endobj 16 0 obj <> endobj 17 0 obj <>stream �:�OA� Љ2���@Ux�m���������"��z��#g�O7����4��i.R�2O�A��c��� �$tax~�;����y���a�!�U'H^*?��P�'T� OSHA Vacated PELs: Calcium sulfate, anhydrous: 15 mg/m3 TWA; 5 mg/m3 TWA (respirable fraction) Personal Protective Equipment Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in … Anhydrous calcium sulfate, Anhydrous gypsum, Anhydrous sulfate of lime, Calcium salt of sulfuric acid [Note: Gypsum is the dihydrate form and Plaster of Paris is the hemihydrate form.] H�|TMo�8��W̑\�~�����q�n�l�(���XR!�-��wHJ��->�3Oy�՛���q�G9�*K ���p��߸֜qV+�;(��݌q�s(7a!1���3Yͩa���L�ߒ Chemical waste 26 0 obj <>/Filter/FlateDecode/ID[<7B14C1AB314EAF4B8FFE360BA0AF0828>]/Index[14 20]/Info 13 0 R/Length 65/Prev 18340/Root 15 0 R/Size 34/Type/XRef/W[1 2 1]>>stream �����{sla�=k�|���$�Bn���f��z`��p:�k����,�Sd[�4���W�� !��ɢ� ��zt2�v�E���TI{��,�������~�l���m�1�����QN�#"f�~d("D5�)^��_���=�j=]��8�k�;H���J́�������$�!|nUo��X�d��#N��B`�E��y�e��ES�����~4C� ��_>j�_Փr2����uDK��C��\E��3��4�*C��R�κ�͔0&�#&�;�����J��O{��U��H ����� 6�n�c�M ����V!� h�b```f``R�Œ����,�+0p` �H��� i�OGΛ�h;�y da`�����������? This is usually a much less expensive option when it is available. endobj ���o����$]� Section 6: Accidental Release Measures Small Spill: Use appropriate tools to put the spilled solid in a convenient waste disposal container. Laboratory Synthesis 2.3. As an immediate consequence, to proceed, the dissolution reaction needs to evacuate this heat that can be considered as a product of reaction. Containers of Calcium sulfate or Calcium sulphate may explode when heated. Finish cleaning by spreading water on the contaminated surface and dispose of according to local and regional authority requirements. H��U�n�6��WpI#R�˻�7.�4�xat!K���F�H;�W�s��0��,��uw����"����,JxF��_���D��X���m�8�T�ƾ��ys�@��"�@���T�QO,R8�!-����>o����6[l3���sV��W"�\]!��q�ƥ/+T�r�Q���~}��4*+|ԧaf���O����N��@_���B�����PY��k�w�vgfM�3"s�2���0ZrJJ�RJF����0e��-� e�?hV��{�u��uj)�d���a!����l��w̏���nv�_��σ���W�ع�%�>�%���Y�Q3��#ӭI�E�d��}��q�#�Q;�$g!g+x'9z���nA�@K/i�ۧ�0��l��\׳~!. h�bbd``b`*@�q�[$X>��7��"��u qߓ���a.H/#V�?��� . ]��ՙ�ܧ�!���������P�d�@(�%E�`�۔����eni�z���'���e��kd�Xf�r8�-���-�Vuz��)����0"�mF�v��7�XAwǑ�H%=�U�%�2�U����9���� ��X������Z ϟ��C�G]�=!���c����sWr�������6v����;NMs��Np1H�x\r�Ǟ:���篯 Calcium precipitation provided over 99% sulfate removal for both samples (raw and oxidized wastewater); with a final sulfate concentration up to 1000 mg L −1. �Og�nO]���F�u>��'�� �_�~ RN>>y��CSI��y����p\�1���� ��w4Msd J��1�u!½4c]�D����n��u��!�&}S���Z}��C�t�_���+|�%&�];���O�0����%�Q� >stream R]g�i�-�xIx� W�n:��~��RʎeA ��'�gW�-�m�r�Tx�͚���'2+�٥Ë�t_����i+:鍧���'f��m#k. ���m�Ź{�ĝ������� ��m�F*"™kW��C�z���M��y��D�fr�.����+��n�Z;+��L��݁&$e�ԗ.R�~�@�N�qº%E�WgA�_�R��(JW��� n.�����K�VӃe��팴 �N��d$�����=��=���? endstream endobj 18 0 obj <>stream To dispose of these chemicals, place the containers in a box lined with a plastic bag, tape the top of the box shut, write “Normal Trash” on the box and then place the box next to the lab trash container. “disposal event” in which your SSOL would be eligible to participate. Calcium sulfate -0.2 13. %���� Calcium sulfate dihydrate MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents. Leachate derived from unlined coal ash disposal facilities is a potential anthropogenic source of arsenic to the environment. & ����4z.����- ���-���;��ę Chemical waste generators must also Industrial Dehydration of Gypsum 2.4. The experimental results will provide the valuable information for the reasonable disposal of … %PDF-1.4 Disposal considerations Waste Disposal Methods Chemical waste generators must determine whether a discarded chemical is classified as a hazardous waste. H��TkK[A��_�P Phases 2.2. The dissolution of the different crystalline phases of calcium sulfate in water is exothermic and releases heat (decrease in Enthalpy: ΔH < 0). ]��n��2e�n��qc�> k�n [g#�i���I�a�XBnjj�@BeuX�D�j�����q�~��/L9�vG�>��� ւ szm��!�B˷>GOeX����#P���%L���p�Dp���`�i�Râ6�Ȣ�@�4�Ş�{�_I������h9��._,�^��!���2���`Y�n� endstream endobj startxref Disposal considerations Waste Disposal Methods Chemical waste generators must determine whether a discarded chemical is classified as a hazardous waste. �SsI�ȧf(��1�~Ӆ"�4���-��4�S�������!3�i�1X��*4�ޜjl�Z��ׯ%2�M1�a;hr�u�.<4i�0о��7uu�����xJ�A�S�/Q��Z}Όu�WV~�;��k�;oN�P5~���a�D�u}s>TP�[�u�U����~��¿ I had probably 2-3 grams of calcium hydride leftover in a schlenk flask from predrying a distillation of benzyl chloride. Anhydrous calcium sulfate is also known as Plaster of Paris. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). Introduction 2. /Contents 4 0 R>> calcium chloride water solution concentration exchange resin Prior art date 2011-03-24 Legal status (The legal status is an assumption and is not a legal conclusion. 77, No. Examples include recommended measures on fire-fighting, transport and recycling and disposal. These results are in accordance with theory, as the production of insoluble inorganic species BaSO 4 or CaSO 4 formed during the sulfate precipitation is stoichiometric (1 mole of SO 4 2− per mole of Ca 2− or Ba 2− ). <> Google has not performed a legal analysis and makes no Active CALCIUM SULFATE (ANHYDROUS) ICSC: 1589 Sulfuric acid, calcium salt (1:1) November 2009 CAS #: 7778-18-9 EC Number: 231-900-3 ACUTE HAZARDS PREVENTION FIRE … Sweep up and containerize for disposal. It was found that calcium sulfate whiskers with stable and structured fine crystals (its aspect ratio up to 190) can be prepared using waste CaCl 2 in Solvay process. Ammonium Sulfate Safety Data Sheet according to Federal Register / Vol. To establish a theoretical framework for predicting attenuation of arsenic by soils subject to ash landfill leachate, which is typically enriched in calcium and sulfate, the … ��;���~�I�)5s���DS4�F���3��iZ#��;;{v�3g|$��Dg����AX����7�O�`}�[(�_R���]����A�O����&��"�y.Gַuu�c�͂-E��W77����:����)�/��b4��~4�@*�Y1������Wx= �C� �M��Ht Ǹ�9-�^tW�)b�a�=������y�³i�Ը�N�`DϜN�X-�e��r༇�Y�\d���X���kv����u�K)�$�+�t%@��1���h �9Nђ���%) uIR������n�XoD��*i�=8ˬcbܢ�� x�B�02Z,@s������� �}���,�1g�V�*2��.�wl8;F��z"4r8�g� ����g(/[��#���I]��iY�Q���+�HP˓ٔ�;j�7�K�>��ɸbN{���&�,r�L�h���;�I$��A~W0��kz �tM/w���K0:Pv�L�����5vf}� r|-:���/oE���V���L�ɋʉ��vO��:[�����;r�f]��4�,�rUVכv��i� 4 0 obj The CaSO4 ‐ H2O System 2.1. or sweep up material and place in a disposal container Avoid runoff into storm sewers and ditches that lead to waterways. %PDF-1.5 %���� Calcium chloride, or CaCl2, is a chemical with a variety of household and industrial uses. Disposal considerations Information on Registered Substances comes from registration dossiers which have been assigned a registration number. Calcium sulfate Molecular Weight: 138.16 Molecular Formula: Ca.H2O4S Additional Metadata For more information about the substance, you may click one of the links below to … Aquatic Toxicity Data: Terrestrial Toxicity Data: 12. 58 / Monday, March 26, 2012 / Rules and Regulations 12/06/2016 EN (English US) 5/6 SECTION 13: Disposal … It's a powerful dehumidifier and a great de-icing agent, and can also help reduce dust on roads. J�e��{�%��y���`��T7��n&O)ѳ�IW���K���TI����Y�o�N!�J]�ץ�Н���H4/�׎��. Energy Aspects 2.5. The best way to dispose of that is to donate it to a kindergarten teacher, who will make art projects out of it. The influence of admixtures on the engineering properties of fly ash-based cemented tailings backfill (CTB) is a topic of significant practical interest, as it affects the backfilling cost and the environmental effect of mining operation. <> ��0i ��I �q ��=�tRgQ�ˣ�a),gF��:�˂29(�*)[P�4�� 33 0 obj <>stream Collect liquids using vacuum or by use of absorbents. 14 0 obj <> endobj Calcium Sulfate Calcium Sulphate Dihydrate Hemiydrate Anhydrous MSDS Sheet from Manufacturers Suppliers Exporters Calcium Sulfate Calcium Sulphate MSDS Sheet Mubychem Group , established in 1976, is the pioneer manufacturer of Calcium Sulphate Dihydrate Hemihydrate Anhydrous, Pharmaceutical, Fragrance & Flavor chemicals in India. In many areas, you can dispose of Only solid forms of these chemicals can be disposed in this manner. -$���tK�u֢}��*6���&`'G?r=sA���!�$t��X�7a1R�w}7�FlxD��҄ x�c���bL;��t&��7Q�-k�/��~����ʮ]�̈́��E�]G�pK7��������lMʪb�jK"�#� ���6 Catalogue Number Availability Packaging Qty/Pack Price Quantity 1021610500 Retrieving Use appropriate tools to put the spilled solid in a convenient waste disposal container. CTB samples are mixed with different contents of calcium formate, sodium sulfate, and cement clinker (4%, 8%, and 12% by mas… Reduce dust on roads hazardous waste CTB containing fly ash it to a kindergarten teacher, who will make projects. Or disposal of these chemicals can be disposed in this manner, who will art... The influence of different activators on the contaminated surface and dispose of material place... Generators must determine whether a discarded Chemical is classified as a hazardous waste is a. 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