HAND HELD PH TESTER TESTO 206-PH1 WITH CASE CLIP AND BATTERY Powder Bottles With PTFE stopcock and 29/32

With PTFE stopcock and 29/32 cone joint to fit BW634 reservoir

adjustable measuring period from 10 seconds to 24 hours

2mg/litre  DPD  Nessleriser 2150

flint glass with dustproof

HAND HELD PH TESTER TESTO 206-PH1 WITH CASE CLIP AND BATTERY Powder Bottles With PTFE stopcock and 29/32Testo 206 series are convenient, hand held meters with an innovative, replaceable probe system which resists clogging by replacement of the conventional microporous membrane with a hole diaphragm and solid gel electrolyte. A low membrane resistance also results in fast, accurate readings. General specifications: Generous electrolyte volume provides extended life Maintenance free Dual display (pH and C) Almost unbreakable probe design Built in