Натрий гидросульфит

Sodium Hydrosulfite Specifications: Serial Items Specification 1 Purity 88%min 2 Water insolubles 0.1%max l First Aid Procedures: Skin contact: Thoroughly wash exposed area with lots of soap and water. If irritation persists or if open sores develop, contact a physician, Remove contaminated clothing and launder before re-use. Eye contact: Immediately flush with large amounts of water for at least 15 minutes, lifting upper and lower lids occasionally, Get medical attention. l Cautions during storage & transportation: Keep in closed or covered containers when not in use. Store in cool dry place with adequate ventilation. Do not store near oxidants, acids or combustible materials. l How to handle with breakage: Exercise caution when handling contents of container. Wash with soap and water before eating, drinking, smoking or using toilet facilities. Whenever possible , use mechanical means to move large and or heavy objects to help prevent back injuries. l Transportation: Sodium dithionite,4,2(spontaneously combustible),UN 1384, PG IIi l Methods of extinguishing: Use water, sand and all kinds of extinguishers.