pH 5.00 Standard Buffer Solution Lab Equipment and Supplies_Lab Furniture Chrome-plated steel tuning fork calibrated

Chrome-plated steel tuning fork calibrated to 256Hz middle-C frequency for sound-wave

Neoprene filter adapter tapered cone in Size 4 features flexible construction for Buchner funnel and filtering flask connections

Steel cup and rod combine with an aluminum cap to ignite and observe combustion of small samples in classic chemistry demonstrations of flame tests and oxidation

1000ml capacity volumetric flask made of high quality

pH 5.00 Standard Buffer Solution Lab Equipment and Supplies_Lab Furniture Chrome-plated steel tuning fork calibratedSlightly acidic calibration buffer supports pH meter calibration in biological and food chemistry workflows where mildly acidic sample ranges are common.