13% OFFBurette with PTFE Stopcock (50ml)
Class A 50ml Borosilicate Straight Bore Burette with PTFE Key
Precision Class A 50ml volumetric burette with smooth PTFE needle stopcock requiring zero grease. Printed with durable high-contrast blue enamel graduations with Schellbach stripe for effortless meniscus reading.
Capacity: 50ml (Subdivision 0.10ml, Tolerance ±0.05ml). Complies with ISO 385 & ASTM E287 Class A calibration standard.
Class A Certified Calibration
Titration Burette, Chemical Burette, Lab Burette 50ml
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15% OFFBorosilicate Glass Beaker (Set of 5)
High quality Borosilicate 3.3 laboratory glass beakers engineered with uniform wall thickness and excellent thermal shock resistance. Features double-scale white ceramic graduations and an extra large marking spot for easy sample identification.
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High-precision compound optical microscope with all-glass achromatic optics providing crisp 40x to 1000x magnification. Includes a curated set of 25 permanent biological specimen slides (plant cells, human blood smear, onion root tip mitosis, bacteria).