Class A Schellbach Borosilicate Glass Burette with Glass Stopcock, Blue Graduations Capacity:50mL this universal clamp holder accepts

this universal clamp holder accepts rods up to 20 mm in diameter and bolts securely to retort stands for oversized load support

A low light path allows the Go Direct SpectroVis Plus Spectrophotometer to be used for microscale labs and biochemistry applications with micro and semi-micro cuvettes

these large rubber vinyl aprons deliver waterproof

the ready-to-use indicator for cell-culture-media pH monitoring and biology acid-base demonstrations near the neutral range

this 2-input XOR gate module shows HI and LO output states with red and green LEDs and a printed reference

Class A Schellbach Borosilicate Glass Burette with Glass Stopcock, Blue Graduations Capacity:50mL this universal clamp holder acceptsDark Schellbach stripe inlaid behind the scale sharpens meniscus reading during precision titration, paired with a ground glass stopcock for traditional flow control.