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Our Products

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  3. HM-40P
  4. pH/ORP electrode for HM-40P

pH/ORP electrode for HM-40P

electrode name pH composite electrode GST-2739C ORP composite electrode PST-2739C
dimensional drawing
measurement range pH、ORP pH0〜pH14 -2000〜2000mV
temperature 0〜100℃ 0〜100℃
measurement model approval S992 ─
required amount of specimen 3mL 3mL
The capacity when using the smallest container that can insert electrodes.
concentration monitor (floating) ○ ○
Built-in float that allows you to determine at a glance when to change inner solution

electrode name pH composite electrode GST-5841S pH composite electrode ELP-040
dimensional drawing
measurement range pH pH0〜pH14 pH2〜pH12
temperature 0〜100℃ 0〜50℃
measurement model approval S161 ─
required amount of specimen 3mL 30mL
The capacity when using the smallest container that can insert electrodes.
concentration monitor (floating) ○ ○
Built-in float that allows you to determine at a glance when to change inner solution
silver ion trap ○ ○
Prevents the outflow of silver ions dissolved in the reference electrode. Reducing the clogging of the liquid junction to secure stable measurement.
remarks  For organic solvent. Variable sleeve is used for the liquid junction. Easy to clean the liquid junction.  for hydrofluoric acid bath * Replaceable glass electrode tip Glass electrode tip
  * Glass electrodes are corroded by hydrofluoric acid solution, however, the exchangeable tip could reduce running costs.
It can conduct measurement for 1% hydrofluoric acid solution (25℃, measurement time 1 minute) approx. 1000 times.

pH1.68 buffer solution 500mL 143F194
pH4.01 buffer solution 500mL 143F191
pH6.86 buffer solution 500mL 143F192
pH9.18 buffer solution 500mL 143F193
pH10.02 buffer solution 500mL 143F195
reference electrode inner solution RE-4 50mL (3 bottles) 0BG00011
ORP test liquid (pH4.01 buffer solution (500mL) + quinhydrone powder) 143F196
abrasive for ORP electrode 10mL AO-001

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