Pinit WARNING:About product imagesHANNA HI1144B Refillable Combination pH Electrode with Calomel References for use with Tris Buffer, Connection: BNCItem Number:HAN-HI1144B Manufacturer Part No:HI1144BManufacturer:Hanna Instruments $218.24 UnitMSRPYour PriceQtyEach229.99218.24Sold in:EachesInvalid quantity value To request the lead time of this item please click here Add to Cart new Order & Product PoliciesDetailsDocuments & Videos