ISO 16994:2016

Foreword

Introduction

1 Scope

2 Normative references

3 Terms and definitions

4 Principle

4.1 General

4.2 Decomposition of the biofuel

4.3 Determination of sulfate and chloride in the decomposition solution

4.4 Automatic equipment

5 Reagents

6 Apparatus

6.1 General

6.2 Method A

6.3 Method B

7 Preparation of the test sample

8 Procedure

8.1 Decomposition

8.1.1 Method A: Combustion in a closed combustion vessel

8.1.2 Method B: Digestion in a closed vessel

8.1.3 Blank test

8.2 Detection methods

8.2.1 Ion chromatography

8.2.2 Other detection methods

8.3 Calibration of the apparatus

8.4 Analyses of the decomposition solutions

9 Expression of results

9.1 General

9.2 Total chlorine

9.3 Total sulfur

10 Performance characteristics

11 Test report

Annex A (informative) Performance data

Bibliography