unit 12 - ISE 388 Environmental Issues in Product...

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1 1 UNIT_12 ISE 388 Environmental Issues in Product Development UNIT_12: Instrumental RoHs 2 UNIT_12 Synopsis Global legislation, such as RoHs, is forcing the electro-technical industry to develop methods for analytical testing of its components and products for regulated substances . Recognizing the electro-technical industry’s need to test for regulated substances in electrical, electronic and electro-technical products, corresponding test methods have been developed.
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2 3 UNIT_12 RoHS - Restriction on Hazardous Substances Heavy Metals Cadmium (Cd) 0.01 % or 100 PPM Lead (Pb) 0.1 % or 1000 PPM Mercury (Hg) 0.1 % or 1000 PPM Hexavalent Chromium (Cr 6+ ) 0.1 % or 1000 PPM Flame Retardants Polybrominated biphenyls (PBB) 0.1 % or 1000 PPM Polybrominated diphenyl ethers (PBDE) 0.1 % or 1000 PPM % = Maximum concentration by weight in homogenous materials 2. RoHS Hazardous Substances 4 UNIT_12 2. RoHS Hazardous Substances
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3 5 UNIT_12 2. RoHS Hazardous Substances in wires and cables, and certain retail packaging Polyvinyl Chloride (PVC) used in manufacturing processes Ozone Depleting Substances finishes used on the external surface of any portable electronic product designed to be frequently handled or carried by the user. Nickel used in any paint applied to parts, components, materials or products. Lead carbonates and sulfates used in wooden materials, furniture, detergents, leaning agents or polishes. Formaldehyde used in paints, coatings and sealants, oils, or flame retardants in rubber, plastic and textiles. Chlorinated Paraffins used as flame retardants in plastics Certain Brominated Flame Retardants used as products made from textiles or leather (such as, carrying cases and protective covers) which may come in prolonged direct contact with exposed skin Certain Azo Colorants 6 UNIT_12 2. RoHS Hazardous Substances And so on …… Tributyl Tin Oxide (TBTO) Triphenyl Tin (TPT) Tributyl Tin (TBT) Radioactive Substances Polychlorinated Terphenyls (PCT) Polychlorinated Biphenyl (PCB) Polybrominated Biphenyl Oxides (PBBOs) Mercuric Oxide Batteries Lithium and Li-Ion Batteries Lead Acid Batteries Halogenated Diphenyl Methanes Chlorinated Hydrocarbons Asbestos Source: Hewlett-Packard
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7 UNIT_12 3. RoHs Test Methods I. Energy Dispersive X-ray (EDX) Fluorescence Spectrometers II. Inductively coupled plasma atomic emission spectroscopy (ICP- AES) III. Atomic Absorption Spectroscopy (AAS) IV. V. Fourier Transform Infrared Spectroscopy (FTIR) VI. Ultraviolet-Visible (UV-VIS) Spectroscopy VII. High-Performance Liquid Chromatography (HPLC) 8 UNIT_12 3. Test Methods IEC 62321/1CD GC/MS UV-VIS HPLC XRF FTIR HPLC PBDE ISO 3613: 2000 IEC 62321/1CD GC/MS UV-VIS HPLC XRF FTIR PBB IEC 62321/1CD UV-VIS XRF Cr 6+ EN 12338 IEC 62321/1CD AFS ICP-AES ICP-MS CV-AAS XRF Hg ISO 3856-4: 1984 ISO 11885: 1996 IEC 62321/1CD AAS ICP-AES ICP-MS XRF Pb ISO 3856-4: 1984 ISO 11885: 1996 IEC 62321/1CD AAS ICP-AES ICP-MS
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unit 12 - ISE 388 Environmental Issues in Product...

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