Bromothymol Blue Indicator Reagent, 5g Subcategory_Eye Protection Non-conductive and waterproof PVC-coated fiberglass

Non-conductive and waterproof PVC-coated fiberglass ten-meter tape measure

slide-fixative preparation

Polyhedral 120mL glass alcohol lamp ships with a metal cap and fiber wick for low-temperature bench heating in chemistry and biology demonstrations

Bell-in-vacuum jar with a 4-6V electric bell suspended on rubber cord inside a 22 by 15cm glass chamber

a 23mm neck

Bromothymol Blue Indicator Reagent, 5g Subcategory_Eye Protection Non-conductive and waterproof PVC-coated fiberglassUsed as a yellow to blue pH indicator covering the 6. 0 7. 6 transition range, this 5g bottle of bromothymol blue tracks color in acid base titrations and respiration rate biology demos.