ANNEX IV Applications exempted from the restriction in Article 4(1) specific to medical devices and monitoring and control instruments

Equipment utilising or detecting ionising radiation

1. Lead, cadmium and mercury in detectors for ionising radiation.

2. Lead bearings in X-ray tubes.

3. Lead in electromagnetic radiation amplification devices: micro-channel plate and capillary plate.

4. Lead in glass frit of X-ray tubes and image intensifiers and lead in glass frit binder for assembly of gas lasers and for vacuum tubes that convert electromagnetic radiation into electrons.

5. Lead in shielding for ionising radiation.

6. Lead in X-ray test objects.

7. Lead stearate X-ray diffraction crystals.

8. Radioactive cadmium isotope source for portable X-ray fluorescence spectrometers.

Sensors, detectors and electrodes

1a. Lead and cadmium in ion selective electrodes including glass of pH electrodes.

1b. Lead anodes in electrochemical oxygen sensors.

1c. Lead, cadmium and mercury in infra-red light detectors.

1d. Mercury in reference electrodes: low chloride mercury chloride, mercury sulphate and mercury oxide.

Others

9. Cadmium in helium-cadmium lasers.

10. Lead and cadmium in atomic absorption spectroscopy lamps.

11. Lead in alloys as a superconductor and thermal conductor in MRI.

12. Lead and cadmium in metallic bonds to superconducting materials in MRI and SQUID detectors.

13. Lead in counterweights.

14. Lead in single crystal piezoelectric materials for ultrasonic transducers.

15. Lead in solders for bonding to ultrasonic transducers.

16. Mercury in very high accuracy capacitance and loss measurement bridges and in high frequency RF switches and relays in monitoring and control instruments not exceeding 20 mg of mercury per switch or relay.

17. Lead in solders in portable emergency defibrillators.

18. Lead in solders of high performance infrared imaging modules to detect in the range 8-14 μm.

19. Lead in Liquid crystal on silicon (LCoS) displays.

20. Cadmium in X-ray measurement filters.