3M™ Freeze Watch™ indicator
Indication of unwanted freezing temperatures during transportation and storage
The 3M™ Freeze Watch™ indicator consists of a highly sensitive indicator liquid in a specially designed ampoule and is used to monitor temperature-sensitive products that can be damaged by sub-zero temperatures.
indicator
- Before use Simple attachment with self-adhesive backing. Remove the protective film on the back. Depending on the application, stick the indicator in or on the transport container on a dry and clean surface.
- To be carried out immediately after arrival of the goods by the recipient as follows: Before reading, the goods should be in an ambient temperature of above 0 °C for 15 minutes.
- Then check the indicator to see if the product has been exposed to freezing temperatures. If the indicator paper is discolored, the temperature has fallen below the limit value.
Storage
To prevent premature activation, protect the indicators from frost before use. Store the indicators in a controlled environment at 5 °C - 32 °C and 20 - 60 % relative humidity.
Shelf life
When stored under the above conditions, the indicators have a shelf life of 5 years from the date of production.
Product safety information
Manufacturer information:
3M Deutschland GmbH
Carl-Schurz-Str. 1
Nordrhein-Westfalen
Neuss, Deutschland, 41453
3m.customercare.dach@mmm.com
- Reaction behavior
- Discoloration at temperatures colder than -4°C / 0°C
- Tolerance
- ±1 °C
- Shelf life
- 5 years
- Storage conditions
- between +5 °C and +32 °C, 20 - 60 % r.h.
- Dimensions
- 39.6 x 7.7 x 58.5 mm
- Fixing
- self-adhesive