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Your source for innovative, indispensable lab equipment, lab supplies, and services. View their wide selection of products for scientific research and education.

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Equipment and Instruments

Electrochemistry

Electrodes

pH ORP Titration

Combination pH ORP Titration Electrodes

Micro pH Electrodes

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Max

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$10~$25(0)
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$300~$400(8)
$400~$500(10)
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$200~$300(6)

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$750~$1000(6)

$1000~$5000(8)

$5000~$10000(0)

$10000~$50000(0)

$50000~$100000(0)

$100000~$3000000(0)

Closure Type

Twist Open/Twist Close

Color

Purple

ConnectorTypes

MultiPin

BNC-to-USS adapter is required with this product as a onetime purchase. Part Number: 13-641-890

BNC/RCA

BNC/Mini-Phone ATC

RCA

BNC and Mini-Phone Waterproof ATC

BNC Waterproof

BNC/Mini-phone

WPBNC

BNC

S7 Screw Head

BNC Waterproof, 8-pin MiniDIN

Connector Types

BNC Waterproof, 8-pin MiniDIN

BNC/RCA

Cinch (RCA)

Multipin

BNC

BNC/Mini-Phone ATC

Mini DIN

Description

Glass body combination electrode

mini DIN connector; Glass fiber junction; Refillable

Micro pH Electrode

BNC connector

General purpose combination pH electrode with epoxy body and waterproof BNC connection

Orion ROSS Ultra Low Maintenance pH/ATC Triode Combination Electrodes with a BNC and 8-pin MiniDIN Connector and 3 meter cable

Orion ROSS Ultra Refillable pH/ATC Triode Combination Electrodes with a BNC and 8-pin MiniDIN Connector and 1 meter cable

pH electrode InLab Power Pro-ISM

Orion ROSS Ultra Low Maintenance pH/ATC Triode Combination Electrodes with a BNC and 8-pin MiniDIN Connector and 1 meter cable

Semi micro tip

Semi-micro tipped glass combination electrode; 165 x 6mm

Temperature probe ATC NTC 30k Omega

Orion ROSS Ultra Glass Triode pH/ATC Combination Electrodes with a BNC and 8-pin MiniDIN Connector and 1 meter cable

Ultra pH Electrode

Epoxy body, semi-micro tip combination electrode; 165 x 6mm

Permanently gelled Ag/AgCl electrolyte

Diameter Metric

12 mm

5 mm

10 mm

Diameter Metric Cap

1.6 cm

16 mm

16 mm x 95 mm L

10 mm

2.5 mm

Diameter English

0.19 in.

0.4 in.

0.25 in.

Diameter EnglishBody

0.37 in.

0.47 in.

Diameter Metric

6 mm

3 mm

Diameter Metric Body

12 mm

6 mm

1 cm

Diameter English Body

0.24 in.

0.25 in.

0.47 in.

Diameter English

0.12 in.

0.47 in.

Diameter English Cap

0.18 in.

Drift

<0.002pH/day

Electrode

Small tip glass combination micro electrode; Tip: 37 X 1.3mm; Min. sample volume: 0.5µL

Long length combination electrode for NMR cell; 288 x 6mm

Flat surface tip epoxy body combination electrode; 20 x 12mm

Suggested Indicating Electrodes: 13-620-122

Suggested Indicating Electrodes: 13-620-1, 13-620-295, 13-620-284, 13-620-3, 13-620-186, 13-620-187, 13-620-115

Standard-Size Glass Body

Filling SolutionType

4M KCl with Ag/AgCl, Orion Cat. No. 900011

DPA gel

None required

Saturated KCl with AgCl. KCl

SP138-500

Gel

Liquid

3mol/L KCl

Saturated KCl Electrolyte (SP138-500)

ROSS electrode 3 M KCl fill solution (Cat. No. 810007)

3M KCl

SP135-500

4M KCl with Ag/AgCl

4mol/L KCl gel

Saturated KCl

Xerolyt Polymer

4mol/L KCl with AgCl

Gel 4mol/L KCl saturated with AgCl electrolyte

For Use With Application

ATC, pH

For aqueous and nonaqueous samples

Biomedical, TRIS

For pH measurements in micro volume samples

Measure pH in the smallest vessels used in the laboratory

For measurements in small vessels or with small samples

Recommended for stability at higher temperatures and for use with strongly basic samples

Ideal for a wide range of applications including emulsions, suspensions, effluent water and solutions containing Proteins and Sulphides

Ideal for handheld use with aqueous samples

Ideal for emulsions, suspensions, effluent water and solutions containing Proteins and Sulphides

pH, Tris

Routine pH measurements including readings at low temperatures

Small samples

General laboratory and life science applications

Capillary Tubes, Cuvets, Microwell Plates, Micro Test Tubes, NMR Tubes, Serum Cups

For easy measurement of small samples in long and narrow vessels

ideal for field or plant use.

Wide range of applications including emulsions, suspensions, effluent water and solutions containing Proteins and Sulphides

Filling Solution Type

Gel

Saturated KCl with AgCl. KCl

3M KCl

None required

For Use With Equipment

SevenGo SG2 and SG8

pH meter

SevenCompact 220, SevenGo Duo pro SG68, SG78 and SG98 and SevenGo Duo SG23

SevenExcellence, SevenCompact and SevenGo (SG23, SG68 and SG78)

Orion pH Meter

Standard pH Meter, BNC connector

Orion Versa Star, Star A and Dual Star Meters

Accumet AP60 and AP100 portable meter

Orion pH Meter (field or plant-use)

Accumet Excel (XL) series, Research (AR) and Basic (AB15 and AB15 Plus) benchtop meter

SevenCompact pH/ion meter

Mettler pinnacle and Corning meter

COLOR

Blue

Includes

One 60mL bottle of Orion ROSS filling solution and spout cap

Meter, 9V battery, manual

60ml bottle of Orion ROSS electrode fill solution

Cable with BNC and ATC connectors, electrode storage bottle

Electrode, 60mL refill solution, electrode storage bottle

Internal Reference

Ag/AgCl

ARGENTHAL with Ag+ trap

ARGENTHAL

ROSS

SteadyForce

Single junction Ag/AgCl

Isopotential Point

Junction

Double Ceramic

Glass Capillary

Dual Ceramic

Dual Opening

Open

Porous Ceramic Double

Porous Ceramic Single

Double

Double Junction

Glass Fiber

Single

Single Ceramic

Length English

5.93 in.

5 in.

8.98 in.

4 in.

5.12 in.

6.7 in.

2.36 in.

Length English Cable

78.7 in.

47 in.

30 in.

3.28 ft.

39.37 in.

47.2 in.

Length Metric

140 mm

120 mm

1 m

100 mm

95 mm

Length Metric

102 mm

146 mm

101.6 mm

106 mm

130 mm

12.7 cm

170 mm

228 mm

178 mm

14.6 cm

15 cm

165 mm

105 mm

60 mm

Length English

6.5 in.

3.7 in.

4.7 in.

4.72 in.

5.75 in.

5.5 in.

4.1 in.

7 in.

Length EnglishCable

30 in.

3.28 ft.

39 in.

39.4 in.

47 in.

Material

Small Tip Glass

Polymer/Polypropylene

Stainless Steel

Chemical Resistant Glass Body

Epoxy Body

Polypropylene

PEEK

Polymer

Glass

Glass Body

Rugged Epoxy Body, Filled with Low Maintenance Gel

Rugged Epoxy Body

Epoxy

Polysulfone/POM

Length Metric Cable

1.2 m

3 m

76.2 cm

1 m

2 m

Length MetricCable

3 m

1 m

76.2 cm

1.2 m

Length Metric Stem

3.8 cm

m VRange

0 to ±25 mV

Junction

Wick

Ceramic

Model

Single-Junction High Temperature Ag/AgCl Reference

Extra-long epoxy body

NTC30K Ohm

LE438 Economy

InLab Power Pro-ISM

Single-Junction High Temperature Ag/AgCl Reference for Silver and Chloride Titrations

Max Immersion

2mm

Membrane

U Glass

Glass

A41 Glass

Probe

NTC 30 kilohm

NTC 30kilohm ATC

NTC 30kω

ATC

p HRelativeAccuracy

0.03 pH for buffers using automatic temperature compensation

±0.05

pH Range

0 to 14

0 to 12

pHRange

0 to 14

Precision

0.01

Reference Electrolyte

13-620-833

SP138-500

pH Relative Accuracy

0.03 pH for buffers using automatic temperature compensation

pHRelativeAccuracy

0.03 pH for buffers using automatic temperature compensation

Precision

0.02

Response Time

<10 sec.

<20 sec.

30 sec.

Sample Compatibility

TRIS, sulfides, or proteins

Temperature English Operating

23°F to 212°F

302°F

23°F to 230°F

32°F to 176°F

23°F to 176°F

32°F to 212°F

32°F to 194°F

0°F to 176°F

Temperature Metric Operating

150°C

-5°C to +110°C

0°C to 100°C

0°C to 80°C

0°C to 90°C

-5°C to +80°C

-5°C to +100°C

0°C to 80°C

Storage Requirements

To ensure a quick response and free-flowing junction, the sensing element and reference junction must not dry out. Always clean the electrode before storing it. Short-term storage (up to one week): Soak the electrode in pH electrode storage solution, Cat.

FRISCOLYT-B

To ensure a quick response and free flowing junction, the sensing bulb and reference junction must not dry out. Short-term Storage (up to one week): Soak the electrode in ROSS' pH electrode storage solution, Cat. No. 810001. Long Term Storage (more than o

Short-term Storage (up to one week): Soak the electrode in ROSS' pH electrode storage solution, Cat. No. 810001, or standard pH electrode storage solution, Cat. No. 910001. For enhanced electrode performance, use ROSS' pH electrode storage solution. Long-

3mol/L KCl

Temperature Metric Range

-5°C to +100°C

0°C to 80°C

-5°C to +80°C

-5°C to +110°C

0°C to 60°C

0°C to 100°C

0°C to 130°C

Temperature MetricOperating

0°C to 130°C

-5°C to +80°C

0°C to 80°C

-5°C to +100°C

0°C to 100°C

Temperature EnglishOperating

32°F to 266°F

23°F to 212°F

0°F to 212°F

23°F to 176°F

32°F to 176°F

32°F to 212°F

Type

Inlab Routine Pro-ISM

pH Combination Electrode

pH/ATC Combination Electrode

Combination pH Electrode, BNC connector

pH/ATC Combination Titration Electrode

pH Combination Electrode w/ built-in Temperature Control

pH/ORP Combination Titration Electrode

ATC

pH Electrode

pH/ORP Combination Titration Electrode, Standard Ag/AgCl

Combination Semi-micro pH Electrode, BNC connector

pH/ATC Probe, Mini-DIN connector

Combination Ag/AgCl pH Electrode, non-refillable, semi-micro

Inlab Expert Pro-ISM

Combination pH Electrode, BNC waterproof connector

pH/ATC Combination Electrode, 3 in 1

Warranty Spec

18 Months

1 Year

2 years

Tip Type

Micro

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