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Analysis of chemical substances in balloons

Contents

Preface

Summary and conclusion

1 Introduction

• 1.1 Nitrosamine formation
• 1.2 Legislation/ recommendations on limit values for nitrosamines and nitrosatable substances in balloons based on laboratory analyses, etc.

2 Analysis of balloons on the market

3 Purchased balloons

4 Selection of balloons for analysis

5 Screening analysis by TLC

• 5.1 Sample preparation and method of analysis
  • 5.1.1 Introduction
  • 5.1.2 Sample preparation
  • 5.1.3 The TLC-analysis
  • 5.1.4 Results from the TLC-screenings

6 Supplementary identification by GC/MS-headspace analysis

• 6.1 Verification by GC/MS-headspace analysis at 150 °C
  • 6.1.1 Introduction
  • 6.1.2 Method
  • 6.1.3 Results from the verification analysis
• 6.2 Headspace analysis at 80 °C

7 Analysis for nitrosamines and nitrosatable substances

8 Analysis for bioavailable heavy metals

9 Conclusion in short

10 References

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Version 1.0 December 2007, © Danish Environmental Protection Agency