Item # Qty. SAS 1003-00 Box of 6 Cartridge is used for protection against organic vapors, chlorine, hydrogen chloride, sulfur dioxide, chlorine dioxide or hydrogen sulfide (escape only). Do not exceed maximum use concentrations established by regulatory standards. Not to be used with isocyanates. Shipping Charges are based on Zone, Weight and Dimensions. For Quantity Discounts, please scroll to bottom for prices. Discounted prices will automatically calculate when item quantity is reached when ordering.