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Thermo Scientific Orion ROSS Ultra User Manual

Thermo Scientific Orion ROSS Ultra
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ROSS Ultra, ROSS Ultra Triode
and ROSS pH Electrodes
263745-001 Revision B November 2014
Thermo Scientic Orion
User Manual
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Thermo Scientific Orion ROSS Ultra Specifications

General IconGeneral
BrandThermo Scientific
ModelOrion ROSS Ultra
CategoryLaboratory Equipment
LanguageEnglish

Summary

Introduction to ROSS Electrodes

ROSS Electrode Families

Overview of different ROSS electrode types.

ROSS Ultra Electrodes

Features and warranty for ROSS Ultra electrodes.

ROSS Ultra pH/ATC Triode Electrodes

Details on Triode electrodes with built-in temperature probe.

ROSS Electrode Types

ROSS Sure-Flow Electrodes

Benefits of Sure-Flow electrodes for specific sample types.

ROSS Semi-micro Electrodes

Design and application of semi-micro electrodes.

ROSS micro pH Electrodes

Features for measuring very small sample volumes.

Required Equipment

Electrode Preparation

Preparation for Refillable ROSS Electrodes

Step-by-step guide for preparing refillable electrodes.

Preparation for ROSS Sure-Flow Electrodes

Preparation for Gel-Filled ROSS Ultra Triode Electrodes

Sample Requirements

Measuring Hints

Electrode Calibration

General Calibration Procedure

General steps for calibrating the electrode with a meter.

One Buffer Calibration

Procedure for calibrating with a single pH buffer.

Two Buffer Calibration

pH Measurements

Electrode Storage

Electrode Maintenance

Electrode Cleaning Procedures

General Cleaning

Methods and solutions for general electrode cleaning.

Electrode Characteristics

Temperature Effects

How temperature influences pH measurements.

Electrode Slope Changes

How electrode slope varies with temperature and compensation.

Temperature Effects on pH Measurements

Buffer and Sample pH Variations

How buffer and sample pH vary with temperature.

Reference Element Drift and Sensor Errors

Causes and effects of drift and sensor inaccuracies.

Specific Electrode Characteristics

Sure-Flow Electrode Leak Rate

Information on the leak rate of Sure-Flow electrode junctions.

ROSS Micro pH Electrode Details

Design and capabilities of micro pH electrodes.

ROSS Ultra pH/ATC Triode Electrodes

ROSS Electrode Operation with Orion VERSA STAR pH/LogR Meters

Electrode Interferences

Troubleshooting

pH Meter

Steps to eliminate the pH meter as a cause of error.

Electrode

Procedures for testing electrode operation and identifying issues.

Sample/Application

Checking sample composition for interferences or effects.

Technique

Reviewing operating procedures for correct technique.

Assistance and Support

RoHS Statement

Ordering Information

Specifications

Dimensions

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