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Opening of Bids - 2024-2025 Water Treatment Wastewater Chemicals - Alexander Chemical Corp.
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Opening of Bids - 2024-2025 Water Treatment Wastewater Chemicals - Alexander Chemical Corp.
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Board of Public Works
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Projects
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5/14/2024
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7. Handling and storage <br />Precautions for safe handling Use only with adequate ventilation. Do not breathe gas. Do not get in eyes, on skin, on clothing. <br />Wear appropriate personal protective equipment (See Section 8). Wash thoroughly after handling. <br />Wash contaminated clothing before reuse. Eating, drinking, and smoking should be prohibited in <br />areas where this material is handled, stored, and processed. Observe good Industrial hygiene <br />practices. <br />Conditions for safe storage, Store locked up. Store in a cool, dry, well -ventilated place. Secure cylinders in an upright position <br />including any incompatibilities at all times, close all valves when not in use. Keep container tightly closed and sealed until ready <br />for use. Protect cylinders from damage. Protect from sunlight. Store away from incompatible <br />materials (See Section 10). <br />8. Exposure controls/personal protection <br />Occupational exposure limits <br />US. OSHA Table Z-1 Limits for Air Contaminants (29 CFR 1910.1000) <br />Material Type Value <br />Sulfur dioxide (CAS <br />PEL <br />13 mg/m3 <br />7446-09-5) <br />5 ppm <br />US. ACGIH Threshold Limit Values <br />Material <br />Type <br />Value <br />Sulfur dioxide (CAS <br />STEL <br />0.25 ppm <br />7446-09-5) <br />US. NIOSH: Pocket Guide to Chemical Hazards <br />Material <br />Type <br />Value <br />Sulfur dioxide (CAS <br />STEL <br />13 mg/m3 <br />7446-09-5) <br />5 ppm <br />TWA <br />5 mg/m3 <br />2 ppm <br />Biological limit values <br />No biological exposure limits noted for the ingredient(s). <br />Appropriate engineering <br />Use process enclosures, local exhaust ventilation, or other engineering controls to control airborne <br />controls <br />levels below recommended exposure limits. The engineering controls also need to keep gas, <br />vapor, or dust concentrations below any lower explosive limits. <br />Individual protection measures, such as personal protective equipment <br />Eye/face protection <br />Wear approved safety glasses or goggles. <br />Skin protection <br />Hand protection <br />Wear appropriate chemical resistant gloves. Suitable gloves can be recommended by the glove <br />supplier. <br />Skin protection <br />Other <br />Wear protective clothing appropriate for the risk of exposure. <br />Respiratory protection <br />If engineering controls do not maintain airborne concentrations below recommended exposure <br />limits (where applicable) or to an acceptable level (in countries where exposure limits have not <br />been established), an approved respirator must be worn. <br />Thermal hazards <br />Wear appropriate thermal protective clothing, when necessary. <br />General hygiene <br />Do not eat, drink or smoke when using the product. Wash thoroughly after handling. Provide <br />considerations <br />eyewash station and safety shower. Handle in accordance with good industrial hygiene and safety <br />practices. <br />9. Physical and chemical <br />properties <br />Appearance <br />Colorless gas or liquid. <br />Physical state <br />Liquid, Gas. <br />Form <br />Gas or liquid. <br />Color <br />Colorless. <br />Odor <br />Pungent. <br />Odor threshold <br />Not available. <br />Sulfur dioxide SDS US <br />Rev. 05 Revision date: 6-July-2021 Issue date: 11-July-2014 3/8 <br />
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