Guidance

Appendix 3. Postal packaging instructions for flu kit samples

Updated 10 June 2025

How to send flu kit parcels through the post

1. Collect the samples required using the materials provided

2. Label the samples with the patient’s details, including their first name and surname, date of birth and sample collection date

3. Complete the request forms. See note 1.

4. Ensure the patient details on the request form and the sample match.

5. Together with the absorbent material, place the swab sample container inside the rigid green-top transport tube. Make sure the lids are securely tightened on both tubes to prevent sample leakage. See Figure 1.

6. Place the rigid green-top transport tube inside the clear plastic biohazard bag that is attached to the respiratory investigation form, and seal using the peel off strip. See Figure 2.

7. Place the sample and attached respiratory investigation form inside the pre-paid tracked 24 white plastic envelope packaging (UN3373). Ensure the white envelope is sealed using the peel off strip. See Figure 3.

8. Send the package to UKHSA Manchester by Royal Mail.

Second floor PO Box 209
Clinical Sciences Building 2
Manchester Royal Infirmary
Manchester
Oxford Road
Manchester
M13 9WZ

Note 1

Make sure to include:

• patient details - first name and surname
• date of birth
• NHS number, if possible
• the sample collection date
• the location or address for the reports
• the ILog field with the number allocated to your outbreak - phone 0161 276 8843 to obtain an ILog number

Figure 1. Swab sample in its container

Figure 2. Sealed sample in a biohazard bag

Figure 3. Sealed bag with the respiratory investigation form