
Inline pH Electrode (ATC, long-life reference, BNC/RCA connector)

Pen Electrode, ST20
Potassium Chloride, 4M (4N), 125ML, Poly Bottle
was $29.70 Special Price $21.66
Shelf Life (months): 24, Traceable to NIST, UN Number: (1 per EA)
Potassium Chloride, 4M (4N), 125ML, Poly Bottle is available to buy in increments of 1