HANNA BL3-1 Blackstone Dosing Pump, Flow Rate: 2.9 Liters/Hour, Pressure: 116 PSI, Electrical: 115 $209.99 Quantity discounts available QuantityPrice SKU: HAN-BL3-1 BRAND: Hanna Instruments Inc. *Item is not in stock. This item normally carries a 5-10 day lead time. Get Notified When Available We'll email you when HANNA BL3-1 Blackstone Dosing Pump, Flow Rate: 2.9 Liters/Hour, Pressure: 116 PSI, Electrical: 115 is back in stock or available for preorder. Please get in touch with Customer Service or your Jade Scientific, Inc. sales representative if you want to find an in-stock alternative. Name Last name Email Address (required)Subscribe to marketing emails. Get notified Quantity -+ Add to Cart