Class A Borosilicate Glass Burette with PTFE Stopcock Capacity:25mL Bright-line helium spectrum tube at

Bright-line helium spectrum tube at 26cm with a 10cm central capillary

Polypropylene body with a PTFE plug stopcock and leak-proof screw cap supports phase separation of liquid samples where glass breakage risk is unacceptable

The flow head can be replaced to maximize the life of the product

Oxidizing reagent-grade iron (III) nitrate nonahydrate for analytical chemistry

Angular blunt stainless steel probe explores cavities and seeks fine structures without piercing

Class A Borosilicate Glass Burette with PTFE Stopcock Capacity:25mL Bright-line helium spectrum tube atPTFE needle valve stopcock on a precision bore Class A borosilicate glass burette, delivering DIN ISO 385 compliant accuracy for analytical titrations.