180,000 Bq/Kg from the yellow substance in Kashiwa Chiba

Following up this article..14 μSv/h from the yellow substance on the roof in Kashiwa Chiba

High level of cesium was measured from the yellow substance by becquerel monitor (TS100B-15). [Link]

Date : 8/18/2012

Cs-137 : 107627.2±264.1 Bq/Kg

Cs-134 :  69312.6±287.4 Bq/Kg

Total : 176939.8±390.3 Bq/Kg

 

The spectrum is like this below.

180,000 Bq/Kg from the yellow substance in Kashiwa Chiba

 

After dehydration, it was 20 μSv/h on the sample. [Video]

180,000 Bq/Kg from the yellow substance in Kashiwa Chiba 2

 

 

 

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