Total Hardness Test Method: Reflectometric With Test Strips 0.1 - 30.0 d Reflectoquant, EMD Millipore - TOTAL HARDNESS TEST 0.1 - 30.0 [EM1.16997.0001-CS]
Colonial Scientific has teamed up with the industry leaders, Fisher Scientific and VWR, and now offers their entire product line. Colonial Scientific provides any part from the Fisher Scientific site with a part number.