Determination of the Hardness of Water, Kit Includes:4x500 ml EDTA Solution, 0.005M, 2x200 ml Buffer Solution, 2x15 ml EBT Solution (Eriochrome Black, 0.1%) UN1219
Premium Bosshead - Universal Swivel, Industrial Series Universal Swivel Bosshead up to 16 mm rods. Adjusts to Any Angle (Dual 360 Rotation of Boss-heads), Threaded metal one piece clamping screws, Both bossheads can swivel 360 degrees, Made of high strength powder coated alloy